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List of critically endangered plants

As of September 2016, the International Union for Conservation of Nature (IUCN) lists 2493 plant species categorized as Critically Endangered, including 145 which are tagged as possibly extinct or possibly extinct in the wild.[1][2] 11% of all evaluated plant species are listed as critically endangered. The IUCN also lists 89 subspecies and 70 varieties as critically endangered.

37 extinct in the wild plant species (0.16%)2493 critically endangered plant species (11%)3654 endangered plant species (17%)5430 vulnerable plant species (25%)1851 near threatened plant species (8.5%)6645 least concern plant species (31%)1674 data deficient plant species (7.7%)
Plant species (IUCN, 2016-2)
  • 21,782 extant species have been evaluated
  • 20,108 of those are fully assessed[a]
  • 8496 are not threatened at present[b]
  • 11,577 to 13,251 are threatened[c]
  • 151 to 296 are extinct or extinct in the wild:
    • 116 extinct (EX) species[d]
    • 35 extinct in the wild (EW)
    • 132 possibly extinct [CR(PE)]
    • 13 possibly extinct in the wild [CR(PEW)]

  1. ^ excludes data deficient evaluations.
  2. ^ NT, LR/cd, LC.
  3. ^ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
  4. ^ Chart omits extinct (EX) species
Critically Endangered (CR) species face an extremely high risk of extinction in the wild.

Additionally 1674 plant species (7.6% of those evaluated) are listed as data deficient, meaning there is insufficient information for a full assessment of conservation status. As these species typically have small distributions and/or populations, they are intrinsically likely to be threatened, according to the IUCN.[3] While the category of data deficient indicates that no assessment of extinction risk has been made for the taxa, the IUCN notes that it may be appropriate to give them "the same degree of attention as threatened taxa, at least until their status can be assessed."[4]

This is a complete list of critically endangered plant species, subspecies and varieties evaluated by the IUCN. Species considered possibly extinct by the IUCN are marked as such.

Algae edit

  • Galaxaura barbata (possibly extinct)
  • Gracilaria skottsbergii
  • Laurencia oppositocladia
  • Myriogramme kylinii
  • Phycodrina elegans (possibly extinct)
  • Schizymenia ecuadoreana

Bryophytes edit

There are 23 bryophyte species assessed as critically endangered.

Mosses edit

Liverworts edit

Pteridophytes edit

There are 67 species and three varieties of pteridophyte assessed as critically endangered.

Leptosporangiate ferns edit

There are 54 species and three varieties in the class Polypodiopsida assessed as critically endangered.

Polypodiales edit

There are 49 species and three varieties in the order Polypodiales assessed as critically endangered.

Aspleniaceae edit
Dryopteridaceae edit

Species

  • Ctenitis pallatangana (possibly extinct)
  • Ctenitis squamigera, Pacific lacefern
  • Dryopteris cognata, Large kidney fern
  • Elaphoglossum actinolepis
  • Elaphoglossum angamarcanum
  • Elaphoglossum bonapartii
  • Elaphoglossum chodatii
  • Elaphoglossum christii
  • Elaphoglossum cladotrichium
  • Elaphoglossum corazonense
  • Elaphoglossum dimorphum, Toothed tongue-fern
  • Elaphoglossum gossypinum
  • Elaphoglossum gracilipes (possibly extinct)
  • Elaphoglossum jamesonii
  • Elaphoglossum longissimum
  • Elaphoglossum nervosum, Veined tongue-fern
  • Elaphoglossum pellucidum
  • Elaphoglossum polytrichum (possibly extinct)
  • Elaphoglossum pteropodum
  • Elaphoglossum sodiroi
  • Elaphoglossum sprucei
  • Elaphoglossum trichophorum
  • Lastreopsis subrecedens
  • Polystichum drepanum, Madeira shield-fern

Varieties

  • Dryopteris crinalis var. podosorus
  • Dryopteris glabra var. flynnii
  • Dryopteris glabra var. pusilla
Polypodiaceae edit
Other Polypodiales species edit

Hymenophyllales edit

Salviniales edit

  • Marsilea fadeniana

Isoetopsida edit

Other pteridophyte species edit

Gymnosperms edit

There are 81 species, five subspecies, and 13 varieties of gymnosperm assessed as critically endangered.

Cycads edit

Species

Subspecies

  • Cycas szechuanensis subsp. fairylakea
  • Cycas szechuanensis subsp. szechuanensis
  • Encephalartos tegulaneus subsp. powysii

Conifers edit

Species

Subspecies

Varieties

  • Amentotaxus argotaenia var. brevifolia
  • Cupressus arizonica var. montana, San Pedro cypress
  • Cupressus arizonica var. stephensonii, Cuyamaca cypress
  • Cupressus chengiana var. jiangeensis
  • Cupressus dupreziana var. atlantica, Atlas cypress
  • Cupressus dupreziana var. dupreziana
  • Cupressus goveniana var. abramsiana
  • Juniperus barbadensis var. barbadensis, Barbados cedar
  • Juniperus deppeana var. sperryi
  • Juniperus gracilior var. ekmanii
  • Picea asperata var. ponderosa
  • Pinus massoniana var. hainanensis
  • Podocarpus sellowii var. angustifolius

Dicotyledons edit

There are 1895 species, 78 subspecies, and 49 varieties of dicotyledon assessed as critically endangered.

Piperales edit

Piperaceae edit

Species

Varieties

  • Piper amalago var. variifolium

Campanulales edit

There are 62 species and 12 subspecies in Campanulales assessed as critically endangered.

Campanulaceae edit

Species

Subspecies

  • Clermontia oblongifolia subsp. brevipes, Oahu clermontia
  • Clermontia oblongifolia subsp. mauiensis
  • Clermontia peleana subsp. peleana
  • Clermontia peleana subsp. singuliflora
  • Clermontia samuelii subsp. hanaensis
  • Clermontia samuelii subsp. samuelii
  • Cyanea grimesiana subsp. grimesiana
  • Cyanea grimesiana subsp. obatae
  • Cyanea hamatiflora subsp. carlsonii
  • Cyanea hamatiflora subsp. hamatiflora
  • Cyanea lobata subsp. baldwinii
  • Cyanea lobata subsp. lobata

Goodeniaceae edit

Aristolochiales edit

Theales edit

There are 295 species and 23 subspecies in Theales assessed as critically endangered.

Dipterocarpaceae edit

Species

Subspecies

  • Anisoptera thurifera subsp. thurifera
  • Dipterocarpus caudatus subsp. caudatus
  • Dipterocarpus conformis subsp. conformis
  • Hopea andersonii subsp. basalticola
  • Hopea jucunda subsp. jucunda
  • Hopea jucunda subsp. modesta
  • Shorea assamica subsp. assamica
  • Shorea assamica subsp. globifera
  • Shorea assamica subsp. koordersii
  • Shorea assamica subsp. philippinensis
  • Shorea falciferoides subsp. falciferoides
  • Shorea falciferoides subsp. glaucescens
  • Shorea hemsleyana subsp. grandiflora
  • Shorea hemsleyana subsp. hemsleyana
  • Shorea macroptera subsp. macroptera
  • Shorea macroptera subsp. sandakanensis
  • Shorea ovalis subsp. sarawakensis
  • Shorea ovalis subsp. sericea
  • Shorea singkawang subsp. scabrosa
  • Vatica javanica subsp. javanica
  • Vatica javanica subsp. scaphifolia
  • Vatica oblongifolia subsp. crassilobata
  • Vatica oblongifolia subsp. elliptifolia

Theaceae edit

Guttiferae edit

Other Theales species edit

Malvales edit

Species

Subspecies

  • Elaeocarpus submonoceras subsp. oliganthus
  • Hibiscus waimeae subsp. hannerae

Varieties

  • Bombax insigne var. polystemon

Geraniales edit

Lecythidales edit

Species

Subspecies

  • Eschweilera piresii subsp. viridipetala

Polygalales edit

Species

Subspecies

  • Byrsonima nemoralis subsp. dressleri

Santalales edit

Species

Varieties

  • Santalum insulare var. margaretae
  • Santalum insulare var. raivavense

Proteales edit

Species

Subspecies

  • Elaeagnus conferta subsp. dendroidea

Dipsacales edit

Plumbaginales edit

Rubiales edit

Species

Subspecies

  • Ixora scheffleri subsp. keniensis
  • Kadua cordata subsp. remyi
  • Kadua degeneri subsp. coprosmifolia
  • Kadua degeneri subsp. degeneri

Varieties

  • Chassalia coriacea var. johnstonii
  • Coprosma rapensis var. benefica, Red berry

Violales edit

Species

Subspecies

  • Cistus heterophyllus subsp. carthaginensis
  • Viola chamissoniana subsp. chamissoniana

Euphorbiales edit

There are 74 species, two subspecies, and ten varieties in Euphorbiales assessed as critically endangered.

Peraceae edit

  • Chaetocarpus pubescens

Buxaceae edit

Euphorbiaceae edit

Species

Subspecies

  • Euphorbia cylindrifolia subsp. tuberifera
  • Euphorbia stenoclada subsp. ambatofinandranae

Varieties

  • Drypetes usambarica var. rugulosa
  • Euphorbia decaryi var. robinsonii
  • Euphorbia francoisii var. francoisii
  • Euphorbia greenwayi var. greenwayi
  • Euphorbia lophogona var. tenuicaulis
  • Euphorbia remyi var. kauaiensis
  • Euphorbia remyi var. remyi
  • Phyllanthus aeneus var. papillosus
  • Sebastiania lesteri var. glabrata
  • Sebastiania lesteri var. lesteri

Laurales edit

There are 40 species in the order Laurales assessed as critically endangered.

Monimiaceae edit

Hernandiaceae edit

Lauraceae edit

Cucurbitales edit

Species

Subspecies

  • Begonia quadrialata subsp. dusenii

Ebenales edit

There are 45 species in Ebenales assessed as critically endangered.

Symplocaceae edit

Sapotaceae edit

Ebenaceae edit

  • Diospyros angulata
  • Diospyros benstonei
  • Diospyros chrysophyllos
  • Diospyros egrettarum
  • Diospyros hemiteles
  • Diospyros katendei (possibly extinct)
  • Diospyros lolinopsis
  • Diospyros molissima
  • Diospyros moonii
  • Diospyros mun
  • Diospyros nodosa
  • Diospyros rheophytica
  • Diospyros vaccinioides, Small persimmon
  • Diospyros veillonii

Styracaceae edit

Celastrales edit

There are 29 species and two subspecies in the order Celastrales assessed as critically endangered.

Icacinaceae edit

Hollies edit

Species

Subspecies

  • Ilex perado subsp. iberica
  • Ilex perado subsp. lopezlilloi

Celastraceae edit

Dichapetalaceae edit

  • Dichapetalum korupinum
  • Dichapetalum letouzeyi

Myrtales edit

There are 97 species and five varieties in the order Myrtales assessed as critically endangered.

Myrtaceae edit

Species

Varieties

  • Eugenia harrisii var. grandifolia
  • Myrrhinium atropurpureum var. atropurpureum

Melastomataceae edit

Combretaceae edit

Species

  • Combretum tenuipetiolatum

Varieties

  • Terminalia eriostachya var. margaretiae, Black mastic
  • Terminalia glabrata var. glabrata
  • Terminalia glabrata var. koariki

Thymelaeaceae edit

Water caltrops edit

  • Trapa colchica, Colchis water-chestnut

Lythraceae edit

Onagraceae edit

  • Epilobium numidicum

Sapindales edit

There are 70 species, three subspecies, and five varieties in the order Sapindales assessed as critically endangered.

Rutaceae edit

Species

Subspecies

  • Pilocarpus goudotianus subsp. heterochromus

Varieties

  • Zanthoxylum dipetalum var. tomentosum

Aceraceae edit

Species

Varieties

  • Acer buergerianum var. formosanum, Taiwan trident maple
  • Acer oblongum var. membranaceum

Sapindaceae edit

Species

Varieties

  • Alectryon macrococcus var. auwahiensis
  • Alectryon macrococcus var. macrococcus

Zygophyllaceae edit

  • Tribulus rajasthanensis
  • Zygophyllum bucharicum
  • Zygophyllum darvasicum

Anacardiaceae edit

Meliaceae edit

Species

Subspecies

  • Trichilia trifolia subsp. pteleaefolia
  • Turraea mombassana subsp. schliebenii

Burseraceae edit

Asterales edit

Species

Subspecies

  • Argyroxiphium sandwicense subsp. sandwicense, Mauna Kea silversword
  • Bidens campylotheca subsp. pentamera
  • Bidens campylotheca subsp. waihoiensis
  • Bidens micrantha subsp. ctenophylla
  • Dubautia plantaginea subsp. humilis
  • Dubautia plantaginea subsp. magnifolia
  • Fitchia cuneata subsp. cuneata
  • Melanthera micrantha subsp. exigua
  • Melanthera micrantha subsp. micrantha

Varieties

  • Bidens hendersonensis var. oenoensis
  • Pectis caymanensis var. robusta
  • Scalesia atractyloides var. atractyloides
  • Scalesia atractyloides var. darwinii
  • Tetramolopium rockii var. calcisabulorum

Magnoliales edit

There are 63 species and three subspecies in the order Magnoliales assessed as critically endangered.

Canellaceae edit

Magnoliaceae edit

Species

Subspecies

  • Magnolia cubensis subsp. acunae
  • Magnolia virginiana subsp. oviedoae

Annonaceae edit

Species

Subspecies

  • Artabotrys modestus subsp. modestus

Myristicaceae edit

Capparales edit

There are 30 species and one variety in Capparales assessed as critically endangered.

Capparaceae edit

Cruciferae edit

Species

Varieties

Apiales edit

There are 51 species and two varieties in the order Apiales assessed as critically endangered.

Araliaceae edit

Species

Varieties

  • Polyscias sechellarum var. contracta
  • Polyscias sechellarum var. curiosae

Umbelliferae edit

Gentianales edit

There are 41 species, two subspecies, and one variety in the order Gentianales assessed as critically endangered.

Apocynaceae edit

Loganiaceae edit

Species

Varieties

  • Labordia tinifolia var. wahiawaensis

Asclepiadaceae edit

Species

Subspecies

  • Ceropegia decidua subsp. pretoriensis
  • Pentarrhinum abyssinicum subsp. ijimense

Gentianaceae edit

Rosales edit

There are 48 species, two subspecies, and one variety in the order Rosales assessed as critically endangered.

Chrysobalanaceae edit

Rosaceae edit

Species

Subspecies

  • Alchemilla fischeri subsp. camerunensis
  • Polylepis tomentella subsp. nana

Other Rosales edit

Species

Varieties

  • Geissois ternata var. serrata

Primulales edit

There are 28 species and one variety in Primulales assessed as critically endangered.

Myrsinaceae edit

Theophrastaceae edit

Species

  • Clavija parvula

Varieties

  • Jacquinia macrantha var. clarendonensis

Primulaceae edit

Rhamnales edit

Species

Varieties

  • Cayratia pedata var. glabra

Urticales edit

Species

Varieties

  • Neraudia angulata var. angulata
  • Neraudia angulata var. dentata

Solanales edit

Species

Varieties

  • Ipomoea prismatosyphon var. trifida

Scrophulariales edit

There are 75 species, two subspecies, and one variety in the order Scrophulariales assessed as critically endangered.

Oleaceae edit

Gesneriaceae edit

Species

Subspecies

  • Saintpaulia ionantha subsp. grandifolia
  • Saintpaulia ionantha subsp. rupicola

Varieties

  • Gesneria scabra var. fawcettii

Bignoniaceae edit

Acanthaceae edit

Scrophulariaceae edit

  • Agalinis kingsii
  • Antirrhinum charidemi
  • Isoplexis chalcantha
  • Odontites granatensis
  • Paulownia kawakamii
  • Scrophularia capillaris, Capillary figwort
  • Verbascum decursivum, Decurrent mullein
  • Verbascum transcaucasicum, Transcaucasian speedwell
  • Veronica allahuekberensis, Allahuekberian speedwell
  • Veronica oetaea

Other Scrophulariales species edit

Lamiales edit

There are 64 species and three varieties in the order Lamiales assessed as critically endangered.

Verbenaceae edit

Labiatae edit

Species

Varieties

  • Phyllostegia parviflora var. glabriuscula
  • Phyllostegia parviflora var. lydgatei
  • Phyllostegia parviflora var. parviflora

Boraginaceae edit

Nepenthales edit

Species

Subspecies

  • Sarracenia rubra subsp. alabamensis

Ranunculales edit

Species

Varieties

  • Cissampelos nigrescens var. cardiophylla

Polygonales edit

  • Calligonum calcareum
  • Calligonum triste
  • Coccoloba cholutecensis
  • Coccoloba lindaviana
  • Coccoloba retirensis
  • Polygonum caspicum, Caspian knotweed
  • Polygonum toktogulicum
  • Rumex tunetanus

Podostemales edit

Fabales edit

Species

Subspecies

  • Astragalus macrocarpus subsp. lefkarensis, Lefkara milk-vetch

Varieties

  • Humboldtia unijuga var. trijuga

Caryophyllales edit

There are 145 species, two subspecies, and one variety in the order Caryophyllales assessed as critically endangered.

Caryophyllaceae edit

Species

Subspecies

  • Moehringia intricata subsp. tejedensis

Cactus edit

Species

Subspecies

  • Ariocarpus bravoanus subsp. bravoanus

Other Caryophyllales edit

Species

Varieties

  • Achyranthes splendens var. rotundata

Fagales edit

Species

Subspecies

  • Betula lenta subsp. uber, Virginia round-leaf birch
  • Betula procurva subsp. schugnanica

Other dicotyledons edit

Species

Varieties

  • Rhododendron protistum var. giganteum

Monocotyledons edit

There are 421 species, six subspecies, and five varieties of monocotyledon assessed as critically endangered.

Arecales edit

Species

Varieties

  • Dictyosperma album var. album
  • Dictyosperma album var. conjugatum, Hurricane palm
  • Roystonea regia var. hondurensis

Orchidales edit

There are 167 species and one subspecies in Orchidales assessed as critically endangered.

Orchidaceae edit

Species

Subspecies

  • Cynorkis buchwaldiana subsp. buchwaldiana

Burmanniaceae edit

Pandanales edit

Bromeliales edit

Liliales edit

Species

Subspecies

  • Narcissus nevadensis subsp. enemeritoi

Arales edit

Araceae edit

Species

Subspecies

  • Arisaema heterocephalum subsp. okinawaense

Zingiberales edit

Eriocaulales edit

Commelinales edit

  • Commelina mwatayamvoana
  • Xyris andina
  • Xyris diaphanobracteata
  • Xyris exigua
  • Xyris ramboi

Cyperales edit

There are 37 species, two subspecies, and two varieties in Cyperales assessed as critically endangered.

Gramineae edit

Species

Subspecies

  • Puccinellia distans subsp. embergeri
  • Puccinellia distans subsp. font-queri

Varieties

  • Cenchrus agrimonioides var. agrimonioides

Cyperaceae edit

Species

Varieties

  • Cyperus pennatiformis var. bryanii

Other monocotyledons edit

Species

Subspecies

  • Najas marina subsp. arsenariensis

See also edit

References edit

  1. ^ "IUCN Red List version 2016-2". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 8 September 2016.
  2. ^ "Table 9: Possibly Extinct and Possibly Extinct in the Wild Species (IUCN Red List version 2016-2)". The IUCN Red List of Threatened Species. Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 8 September 2016.
  3. ^ "Limitations of the Data". The IUCN Red List of Threatened Species. Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 11 January 2016.
  4. ^ "2001 Categories & Criteria (version 3.1)". The IUCN Red List of Threatened Species. Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 11 January 2016.
  5. ^ Farjon, A. (2013). "Pinus torreyana subsp. torreyana". IUCN Red List of Threatened Species. 2013: e.T34015A2840365. doi:10.2305/IUCN.UK.2013-1.RLTS.T34015A2840365.en. Retrieved 27 September 2020.


list, critically, endangered, plants, september, 2016, international, union, conservation, nature, iucn, lists, 2493, plant, species, categorized, critically, endangered, including, which, tagged, possibly, extinct, possibly, extinct, wild, evaluated, plant, s. As of September 2016 the International Union for Conservation of Nature IUCN lists 2493 plant species categorized as Critically Endangered including 145 which are tagged as possibly extinct or possibly extinct in the wild 1 2 11 of all evaluated plant species are listed as critically endangered The IUCN also lists 89 subspecies and 70 varieties as critically endangered Extinct in the wild EW 37 species Critically endangered CR 2 493 species Endangered EN 3 654 species Vulnerable VU 5 430 species Near threatened NT LR cd 1 851 species Least concern LC 6 645 species Data deficient DD 1 674 speciesPlant species IUCN 2016 2 21 782 extant species have been evaluated 20 108 of those are fully assessed a 8496 are not threatened at present b 11 577 to 13 251 are threatened c 151 to 296 are extinct or extinct in the wild 116 extinct EX species d 35 extinct in the wild EW 132 possibly extinct CR PE 13 possibly extinct in the wild CR PEW excludes data deficient evaluations NT LR cd LC Threatened comprises CR EN and VU Upper estimate additionally includes DD Chart omits extinct EX species Critically Endangered CR species face an extremely high risk of extinction in the wild Additionally 1674 plant species 7 6 of those evaluated are listed as data deficient meaning there is insufficient information for a full assessment of conservation status As these species typically have small distributions and or populations they are intrinsically likely to be threatened according to the IUCN 3 While the category of data deficient indicates that no assessment of extinction risk has been made for the taxa the IUCN notes that it may be appropriate to give them the same degree of attention as threatened taxa at least until their status can be assessed 4 This is a complete list of critically endangered plant species subspecies and varieties evaluated by the IUCN Species considered possibly extinct by the IUCN are marked as such Contents 1 Algae 2 Bryophytes 2 1 Mosses 2 2 Liverworts 3 Pteridophytes 3 1 Leptosporangiate ferns 3 1 1 Polypodiales 3 1 1 1 Aspleniaceae 3 1 1 2 Dryopteridaceae 3 1 1 3 Polypodiaceae 3 1 1 4 Other Polypodiales species 3 1 2 Hymenophyllales 3 1 3 Salviniales 3 2 Isoetopsida 3 3 Other pteridophyte species 4 Gymnosperms 4 1 Cycads 4 2 Conifers 5 Dicotyledons 5 1 Piperales 5 1 1 Piperaceae 5 2 Campanulales 5 2 1 Campanulaceae 5 2 2 Goodeniaceae 5 3 Aristolochiales 5 4 Theales 5 4 1 Dipterocarpaceae 5 4 2 Theaceae 5 4 3 Guttiferae 5 4 4 Other Theales species 5 5 Malvales 5 6 Geraniales 5 7 Lecythidales 5 8 Polygalales 5 9 Santalales 5 10 Proteales 5 11 Dipsacales 5 12 Plumbaginales 5 13 Rubiales 5 14 Violales 5 15 Euphorbiales 5 15 1 Peraceae 5 15 2 Buxaceae 5 15 3 Euphorbiaceae 5 16 Laurales 5 16 1 Monimiaceae 5 16 2 Hernandiaceae 5 16 3 Lauraceae 5 17 Cucurbitales 5 18 Ebenales 5 18 1 Symplocaceae 5 18 2 Sapotaceae 5 18 3 Ebenaceae 5 18 4 Styracaceae 5 19 Celastrales 5 19 1 Icacinaceae 5 19 2 Hollies 5 19 3 Celastraceae 5 19 4 Dichapetalaceae 5 20 Myrtales 5 20 1 Myrtaceae 5 20 2 Melastomataceae 5 20 3 Combretaceae 5 20 4 Thymelaeaceae 5 20 5 Water caltrops 5 20 6 Lythraceae 5 20 7 Onagraceae 5 21 Sapindales 5 21 1 Rutaceae 5 21 2 Aceraceae 5 21 3 Sapindaceae 5 21 4 Zygophyllaceae 5 21 5 Anacardiaceae 5 21 6 Meliaceae 5 21 7 Burseraceae 5 22 Asterales 5 23 Magnoliales 5 23 1 Canellaceae 5 23 2 Magnoliaceae 5 23 3 Annonaceae 5 23 4 Myristicaceae 5 24 Capparales 5 24 1 Capparaceae 5 24 2 Cruciferae 5 25 Apiales 5 25 1 Araliaceae 5 25 2 Umbelliferae 5 26 Gentianales 5 26 1 Apocynaceae 5 26 2 Loganiaceae 5 26 3 Asclepiadaceae 5 26 4 Gentianaceae 5 27 Rosales 5 27 1 Chrysobalanaceae 5 27 2 Rosaceae 5 27 3 Other Rosales 5 28 Primulales 5 28 1 Myrsinaceae 5 28 2 Theophrastaceae 5 28 3 Primulaceae 5 29 Rhamnales 5 30 Urticales 5 31 Solanales 5 32 Scrophulariales 5 32 1 Oleaceae 5 32 2 Gesneriaceae 5 32 3 Bignoniaceae 5 32 4 Acanthaceae 5 32 5 Scrophulariaceae 5 32 6 Other Scrophulariales species 5 33 Lamiales 5 33 1 Verbenaceae 5 33 2 Labiatae 5 33 3 Boraginaceae 5 34 Nepenthales 5 35 Ranunculales 5 36 Polygonales 5 37 Podostemales 5 38 Fabales 5 39 Caryophyllales 5 39 1 Caryophyllaceae 5 39 2 Cactus 5 39 3 Other Caryophyllales 5 40 Fagales 5 41 Other dicotyledons 6 Monocotyledons 6 1 Arecales 6 2 Orchidales 6 2 1 Orchidaceae 6 2 2 Burmanniaceae 6 3 Pandanales 6 4 Bromeliales 6 5 Liliales 6 6 Arales 6 6 1 Araceae 6 7 Zingiberales 6 8 Eriocaulales 6 9 Commelinales 6 10 Cyperales 6 10 1 Gramineae 6 10 2 Cyperaceae 6 11 Other monocotyledons 7 See also 8 ReferencesAlgae editGalaxaura barbata possibly extinct Gracilaria skottsbergii Laurencia oppositocladia Myriogramme kylinii Phycodrina elegans possibly extinct Schizymenia ecuadoreanaBryophytes editThere are 23 bryophyte species assessed as critically endangered Mosses edit Acritodon nephophilus Brymela tutezona Fissidens hydropogon Lepidopilum grevilleanum Limbella fryei Neckeropsis pocsii Ochyraea tatrensis Ozobryum ogalalense Pinnatella limbata Taxitheliella richardsii Thamnobryum angustifolium Weissia multicapsularis Liverworts edit Bazzania bhutanica Bryopteris gaudichaudii Drepanolejeunea senticosa Geothallus tuberosus Kurzia sinensis Myriocolea irrorata Phycolepidozia exigua Schistochila undulatifolia Sphaerolejeunea umbilicata Spruceanthus theobromae Vandiemenia ratkowskianaPteridophytes editThere are 67 species and three varieties of pteridophyte assessed as critically endangered Leptosporangiate ferns edit There are 54 species and three varieties in the class Polypodiopsida assessed as critically endangered Polypodiales edit There are 49 species and three varieties in the order Polypodiales assessed as critically endangered Aspleniaceae edit Asplenium complanatum Asplenium daghestanicum Dagestanian spleenwort Asplenium dielerectum Asplenium diellia Asplenium dielfalcatum Asplenium diellaciniatum Asplenium dielmannii Asplenium dielpallidum Asplenium haughtonii Barn fern Asplenium schizotrichum Asplenium unisorum Dryopteridaceae edit Species Ctenitis pallatangana possibly extinct Ctenitis squamigera Pacific lacefern Dryopteris cognata Large kidney fern Elaphoglossum actinolepis Elaphoglossum angamarcanum Elaphoglossum bonapartii Elaphoglossum chodatii Elaphoglossum christii Elaphoglossum cladotrichium Elaphoglossum corazonense Elaphoglossum dimorphum Toothed tongue fern Elaphoglossum gossypinum Elaphoglossum gracilipes possibly extinct Elaphoglossum jamesonii Elaphoglossum longissimum Elaphoglossum nervosum Veined tongue fern Elaphoglossum pellucidum Elaphoglossum polytrichum possibly extinct Elaphoglossum pteropodum Elaphoglossum sodiroi Elaphoglossum sprucei Elaphoglossum trichophorum Lastreopsis subrecedens Polystichum drepanum Madeira shield fern Varieties Dryopteris crinalis var podosorus Dryopteris glabra var flynnii Dryopteris glabra var pusilla Polypodiaceae edit Platycerium grande Giant Staghorn Fern Other Polypodiales species edit Adenophorus periens possibly extinct Anogramma ascensionis Ascension Island parsley fern Athyrium rondoense Blotiella coriacea possibly extinct Cystoathyrium chinense Diplazium molokaiense Diplazium ulugurense possibly extinct Doryopteris angelica Melpomene brevipes possibly extinct Polypodium abitaguae Pteris adscensionis Pteris lidgatei Sadleria wagneriana Thelypteris bonapartii Xiphopteris ascensionensis Hymenophyllales edit Hymenophyllum contractile Hymenophyllum helicoideum Hymenophyllum tenerum Trichomanes fulgens Salviniales edit Marsilea fadenianaIsoetopsida edit Isoetes dispora Isoetes heldreichii Pindus quillwort possibly extinct Isoetes hewitsonii Isoetes malinverniana Piedmont quillwort Isoetes nigroreticulata Isoetes olympica Olympic quillwort Isoetes sinensis possibly extinct Isoetes stephansenii Isoetes taiwanensis Isoetes wormaldii Other pteridophyte species edit Mankyua chejuense Phlegmariurus nutans Ptisana purpurascensGymnosperms editThere are 81 species five subspecies and 13 varieties of gymnosperm assessed as critically endangered Cycads edit Species Ceratozamia euryphyllidia Ceratozamia fuscoviridis Ceratozamia huastecorum Ceratozamia kuesteriana Ceratozamia miqueliana Ceratozamia zaragozae Ceratozamia zoquorum Cycas annaikalensis Cycas chamaoensis Cycas curranii Curran s pitogo Cycas debaoensis Cycas fugax possibly extinct Cycas hongheensis Cycas pachypoda Cycas szechuanensis Cycas tansachana Cycas wadei Wade s pitogo Cycas zambalensis Encephalartos aemulans Ngotshe cycad Encephalartos cerinus Waxen cycad possibly extinct Encephalartos cupidus Blyde river cycad Encephalartos dolomiticus Wolkberg cycad Encephalartos dyerianus Lillie cycad Encephalartos equatorialis Encephalartos heenanii Heenan s cycad Encephalartos hirsutus Venda cycad possibly extinct Encephalartos inopinus Lydenburg cycad possibly extinct Encephalartos kanga Mnanasi Pori Encephalartos laevifolius Kaapsehoop cycad Encephalartos latifrons Albany cycad Encephalartos middelburgensis Middelburg cycad Encephalartos msinganus Msinga cycad Encephalartos pterogonus Toothed cone cycad Encephalartos sclavoi Sclavo s cycad Encephalartos whitelockii Microcycas calocoma Zamia amplifolia Zamia disodon Zamia gentryi Zamia hymenophyllidia Zamia inermis Zamia macrochiera Zamia montana Zamia monticola Zamia prasina Zamia purpurea Zamia pygmaea Zamia restrepoi Zamia spartea Zamia urep Zamia vazquezii Little chamal Zamia wallisii Subspecies Cycas szechuanensis subsp fairylakea Cycas szechuanensis subsp szechuanensis Encephalartos tegulaneus subsp powysii Conifers edit Species Abies beshanzuensis Baishan fir Abies nebrodensis Sicilian fir Abies numidica Algerian fir Abies yuanbaoshanensis Yuanbaoshan fir Acmopyle sahniana Agathis montana Mount Panie kauri Araucaria angustifolia Parana pine Araucaria nemorosa Dacrydium guillauminii Glyptostrobus pensilis Chinese swamp cypress Juniperus bermudiana Bermuda cedar Juniperus saxicola Libocedrus chevalieri Pherosphaera fitzgeraldii Picea koyamae Koyama s spruce Picea neoveitchii Veitch s spruce Pinus cernua Pinus squamata Pinus torreyana Torrey pine Podocarpus costaricensis Podocarpus decumbens Podocarpus palawanensis Podocarpus perrieri possibly extinct Podocarpus urbanii Blue mountain yacca Taxus floridana Florida yew Torreya taxifolia Florida nutmeg tree Widdringtonia cedarbergensis Clanwilliam cedar Widdringtonia whytei Mulanje cedar Wollemia nobilis Wollemi pine Subspecies Abies delavayi subsp fansipanensis Fansipan fir Pinus torreyana subsp torreyana 5 Varieties Amentotaxus argotaenia var brevifolia Cupressus arizonica var montana San Pedro cypress Cupressus arizonica var stephensonii Cuyamaca cypress Cupressus chengiana var jiangeensis Cupressus dupreziana var atlantica Atlas cypress Cupressus dupreziana var dupreziana Cupressus goveniana var abramsiana Juniperus barbadensis var barbadensis Barbados cedar Juniperus deppeana var sperryi Juniperus gracilior var ekmanii Picea asperata var ponderosa Pinus massoniana var hainanensis Podocarpus sellowii var angustifoliusDicotyledons editThere are 1895 species 78 subspecies and 49 varieties of dicotyledon assessed as critically endangered Piperales edit Piperaceae edit Species Peperomia albovittata Peperomia cordilimba Peperomia dauleana possibly extinct Peperomia glandulosa Peperomia guayaquilensis Peperomia leucorrhachis Peperomia litana Peperomia micromerioides Peperomia mitchelioides Peperomia parvilimba Peperomia peploides Peperomia petraea possibly extinct Peperomia pichinchae Peperomia pululaguana Peperomia stenostachya Peperomia tablahuasiana Piper angamarcanum Piper baezanum Piper bullatifolium Piper clathratum Piper entradense Piper eustylum Piper gualeanum Piper guayasanum Piper hydrolapathum Piper manabinum Piper mexiae Piper molliusculum possibly extinct Piper platylobum Piper poscitum Piper stipulosum Piper subnitidifolium Piper trachyphyllum Piper wibomii Varieties Piper amalago var variifoliumCampanulales edit There are 62 species and 12 subspecies in Campanulales assessed as critically endangered Campanulaceae edit Species Brighamia insignis Brighamia rockii Burmeistera asplundii Burmeistera rubrosepala Campanula aghrica Aghrian bellflower Campanula kantschavelii Kanchaveli s bellflower Campanula lazica Lazian campanula Campanula seraglio Serail bellflower Campanula troegerae Centropogon albostellatus Centropogon brachysiphoniatus possibly extinct Centropogon cazaletii Centropogon pilalensis Centropogon solisii Centropogon uncinatus Clermontia peleana Clermontia pyrularia Pear clermontia Cyanea acuminata Honolulu cyanea Cyanea asarifolia Cyanea asplenifolia Cyanea calycina Cyanea crispa Cyanea dunbariae Cyanea gibsonii Cyanea glabra Cyanea grimesiana Cyanea hamatiflora Cyanea horrida Cyanea humboldtiana Cyanea kolekoleensis possibly extinct Cyanea konahuanuiensis Cyanea kuhihewa Cyanea lobata Cyanea longiflora Cyanea magnicalyx Cyanea mannii Cyanea marksii Mark s cyanea Cyanea mceldowneyi Cyanea platyphylla Cyanea procera Haha Cyanea remyi Cyanea rivularis Cyanea shipmanii Cyanea stictophylla Cyanea st johnii St John s rollandia Cyanea truncata Punaluu cyanea Cyanea undulata Delissea kauaiensis Delissea rhytidosperma possibly extinct in the wild Delissea takeuchii possibly extinct Delissea waianaeensis Lobelia gaudichaudii Lobelia koolauensis Lobelia monostachya Lobelia oahuensis Muehlbergella oweriniana Owerin s muchlenbergella Sclerotheca viridiflora Siphocampylus loxensis possibly extinct Siphocampylus uncipes Trematolobelia singularis Wahlenbergia linifolia Large bellflower Wahlenbergia malaissei Subspecies Clermontia oblongifolia subsp brevipes Oahu clermontia Clermontia oblongifolia subsp mauiensis Clermontia peleana subsp peleana Clermontia peleana subsp singuliflora Clermontia samuelii subsp hanaensis Clermontia samuelii subsp samuelii Cyanea grimesiana subsp grimesiana Cyanea grimesiana subsp obatae Cyanea hamatiflora subsp carlsonii Cyanea hamatiflora subsp hamatiflora Cyanea lobata subsp baldwinii Cyanea lobata subsp lobata Goodeniaceae edit Scaevola socotraensisAristolochiales edit Aristolochia utriformis Aristolochia westlandii Asarum gusk Asarum monodoriflorum Asarum okinawense Asarum pellucidum Asarum tabatanum Pararistolochia preussii synonym of Aristolochia preussii Theales edit There are 295 species and 23 subspecies in Theales assessed as critically endangered Dipterocarpaceae edit Species Anisoptera curtisii Anisoptera megistocarpa Anisoptera reticulata Cotylelobium lewisianum Cotylelobium scabriusculum Dipterocarpus applanatus Dipterocarpus baudii Dipterocarpus bourdilloni Dipterocarpus chartaceus Dipterocarpus concavus Dipterocarpus coriaceus Dipterocarpus cornutus Dipterocarpus costulatus Dipterocarpus cuspidatus Dipterocarpus dyeri Dipterocarpus elongatus Dipterocarpus eurynchus Dipterocarpus fagineus Dipterocarpus fusiformis Dipterocarpus glabrigemmatus Dipterocarpus glandulosus Dipterocarpus globosus Dipterocarpus gracilis Dipterocarpus grandiflorus possibly extinct Dipterocarpus hasseltii Dipterocarpus hispidus Dipterocarpus insignis Dipterocarpus kerrii Dipterocarpus kunstleri Dipterocarpus lamellatus Dipterocarpus littoralis Dipterocarpus lowii Dipterocarpus perakensis Dipterocarpus rigidus Dipterocarpus rotundifolius Dipterocarpus semivestitus Dipterocarpus tempehes Dipterocarpus turbinatus Dipterocarpus validus Dryobalanops fusca Dryobalanops keithii Hopea acuminata Hopea aequalis Hopea apiculata Hopea bancana Hopea basilanica Hopea beccariana Hopea bilitonensis Hopea brachyptera Hopea brevipetiolaris Hopea cagayanensis Hopea chinensis Hopea cordata Hopea coriacea Hopea depressinerva Hopea enicosanthoides Hopea erosa Hopea ferruginea Hopea glaucescens Hopea hainanensis Hopea helferi Hopea hongayanensis Hopea inexpectata Hopea jacobi Hopea johorensis Hopea kerangasensis Hopea latifolia Hopea malibato Hopea mengerawan Hopea micrantha Hopea mindanensis Hopea mollissima Hopea montana Hopea nervosa Hopea nigra Hopea nutans Hopea ovoidea Hopea pentanervia Hopea philippinensis Hopea plagata Hopea polyalthioides Hopea pubescens Hopea quisumbingiana Hopea reticulata Hopea samarensis Hopea sangal Hopea sphaerocarpa Hopea subalata Hopea wyattsmithii Parashorea aptera Parashorea lucida Parashorea malaanonan Parashorea stellata Shorea acuminata Shorea acuminatissima Shorea acuta Shorea almon Shorea asahii Shorea astylosa Shorea bakoensis Shorea balangeran Shorea blumutensis Shorea bullata Shorea carapae Shorea chaiana Shorea collina Shorea congestiflora Shorea conica Shorea contorta Shorea cordata Shorea cordifolia Shorea dealbata Shorea dispar possibly extinct Shorea elliptica Shorea falcata Shorea falciferoides Shorea farinosa Shorea flaviflora Shorea flemmichii Shorea foraminifera Shorea foxworthyi Shorea gardneri Shorea geniculata Shorea gibbosa Shorea guiso Red balau Shorea hopeifolia Shorea hypochra Shorea hypoleuca Shorea iliasii Shorea inaequilateralis Shorea inappendiculata Shorea induplicata Shorea isoptera Shorea johorensis Shorea kuantanensis Shorea kudatensis Shorea kunstleri Shorea ladiana Shorea lamellata Shorea laxa Shorea lepidota Shorea leptoderma Shorea lissophylla Shorea longiflora Shorea longisperma Shorea lumutensis Shorea lunduensis Shorea macrantha Shorea macrobalanos Shorea malibato Shorea materialis Shorea megistophylla Shorea micans Shorea montigena Shorea mujongensis Shorea myrionerva Shorea negrosensis Shorea oblongifolia Shorea obovoidea Shorea ochrophloia Shorea ovalifolia Shorea pachyphylla Shorea palembanica Shorea pallescens Shorea pallidifolia Shorea palosapis Shorea peltata Shorea platycarpa Shorea polyandra Shorea polysperma Shorea praestans Shorea pubistyla Shorea resinosa Shorea revoluta Shorea rotundifolia Shorea rubella Shorea rugosa Shorea sagittata Shorea selanica Shorea seminis Shorea slootenii Shorea smithiana Shorea stipularis Shorea subcylindrica Shorea sumatrana Shorea superba Shorea symingtonii Shorea tenuiramulosa Shorea thorelii Shorea trapezifolia Shorea waltoni Shorea xanthophylla Shorea zeylanica Stemonoporus affinis Stemonoporus canaliculatus Stemonoporus elegans Stemonoporus gilimalensis Stemonoporus gracilis Stemonoporus lanceolatus Stemonoporus lancifolius Stemonoporus latisepalus Stemonoporus marginalis Stemonoporus moonii Stemonoporus nitidus Stemonoporus petiolaris Vateria indica Vateria macrocarpa Vateriopsis seychellarum Vatica affinis Vatica bella Vatica brevipes Vatica cauliflora Vatica chartacea Vatica chinensis Vatica compressa Vatica congesta Vatica coriacea Vatica cuspidata Vatica diospyroides Vatica elliptica Vatica flavida Vatica flavovirens Vatica globosa Vatica guangxiensis Vatica havilandii Vatica hullettii Vatica lanceaefolia Vatica lobata Vatica maingayi Vatica obovata Vatica pachyphylla Vatica parvifolia Vatica pentandra Vatica rhynchocarpa Vatica ridleyana Vatica rotata Vatica sarawakensis Vatica scortechinii Vatica soepadmoi Vatica teysmanniana Vatica venulosa Vatica xishuangbannaensis possibly extinct Subspecies Anisoptera thurifera subsp thurifera Dipterocarpus caudatus subsp caudatus Dipterocarpus conformis subsp conformis Hopea andersonii subsp basalticola Hopea jucunda subsp jucunda Hopea jucunda subsp modesta Shorea assamica subsp assamica Shorea assamica subsp globifera Shorea assamica subsp koordersii Shorea assamica subsp philippinensis Shorea falciferoides subsp falciferoides Shorea falciferoides subsp glaucescens Shorea hemsleyana subsp grandiflora Shorea hemsleyana subsp hemsleyana Shorea macroptera subsp macroptera Shorea macroptera subsp sandakanensis Shorea ovalis subsp sarawakensis Shorea ovalis subsp sericea Shorea singkawang subsp scabrosa Vatica javanica subsp javanica Vatica javanica subsp scaphifolia Vatica oblongifolia subsp crassilobata Vatica oblongifolia subsp elliptifolia Theaceae edit Camellia azalea Camellia cupiformis Camellia fangchengensis Camellia fascicularis Camellia hekouensis Camellia ilicifolia Camellia impressinervis Camellia luteoflora Euryodendron excelsum Freziera euryoides Freziera forerorum Freziera inaequilatera Freziera roraimensis Freziera stuebelii Freziera subintegrifolia Freziera uniauriculata Freziera varibrateata Laplacea curtyana Ternstroemia bullata Ternstroemia glomerata Ternstroemia granulata Ternstroemia landae Ternstroemia luquillensis Ternstroemia subsessilis Guttiferae edit Bonnetia ptariensis Calophyllum acutiputamen Calophyllum cuneifolium Garcinia cadelliana Garcinia tanzaniensis Hypericum fissurale Cracked Saint John s wort Hypericum hartwegii Mesua manii Mesua stylosa Poeciloneuron pauciflorum Tovomita aequatoriensis Other Theales species edit Asteropeia amblyocarpa Medusagyne oppositifolia Jellyfish tree Ochna rufescens Ouratea elegans Rhaptopetalum breteleri Saurauia bogoriensis Saurauia punduana Malvales edit Species Abutilon eremitopetalum Hidden petaled abutilon Abutilon menziesii Abutilon sandwicense Greenflower Indian mallow Byttneria minytricha Carpodiptera mirabilis Cola cecidiifolia Cola metallica Cola nigerica Cola praeacuta Craigia kwangsiensis Dicellostyles axillaris Dombeya acutangula Dombeya ledermannii Elaeocarpus bojeri Elaeocarpus gaussenii Elaeocarpus integrifolius Hampea thespesioides Herrania laciniifolia Hibiscadelphus distans Hibiscadelphus giffardianus Hibiscadelphus hualalaiensis Hibiscus clayi Clay s hibiscus Hibiscus fragilis Hildegardia populifolia Kokia drynarioides Hawaiian tree cotton Kokia kauaiensis Kauai koki o Leptolaena delphinensis Leptolaena masoalensis Leptolaena raymondii Perrierodendron quartzitorum Pterospermum kingtungense Pterospermum menglunense Pterospermum yunnanense Quararibea jefensis Quararibea santaritensis Quararibea yunckeri Reevesia rotundifolia Sarcolaena grandiflora Sarcolaena humbertiana Sarcolaena isaloensis Sloanea shankii Trochetiopsis ebenus Dwarf ebony Wercklea flavovirens Subspecies Elaeocarpus submonoceras subsp oliganthus Hibiscus waimeae subsp hanneraeVarieties Bombax insigne var polystemonGeraniales edit Erodium astragaloides Erodium hendrikii Heron s bill Erodium sosnowskianum Sosonovskiy s heron s bill Geranium antisanae Geranium arboreum Geranium kauaiense Geranium maderense Impatiens adenioides Impatiens angustisepala Impatiens bururiensis Impatiens gordonii Seychelles bizzie lizzie Impatiens grandisepala Oxalis natans Oxalis norlindiana Oxalis uliginosa Pelargonium cotyledonis Old father live forever Pelargonium insularis Tropaeolum umbellatum Lecythidales edit Species Cariniana kuhlmannii Cariniana penduliflora Couratari asterophora Couratari asterotricha Couratari prancei Eschweilera amplexifolia Eschweilera compressa Gustavia latifolia Gustavia longifuniculata Napoleonaea lutea Napoleonaea reptans Subspecies Eschweilera piresii subsp viridipetalaPolygalales edit Species Malpighia proctorii Polygala helenae Polygala quitensis possibly extinct Polygala sinisica Pteromonnina fosbergii Stigmaphyllon nudiflorum Triaspis schliebenii possibly extinct Vochysia aurifera Subspecies Byrsonima nemoralis subsp dressleriSantalales edit Species Agelanthus rondensis possibly extinct Dendropemon caymanensis Exocarpos luteolus Kunkeliella psilotoclada possibly extinct Kunkeliella subsucculenta Olax psittacorum Phoradendron aequatoris Taxillus wiensii Varieties Santalum insulare var margaretae Santalum insulare var raivavenseProteales edit Species Helicia peltata Helicia polyosmoides Helicia subcordata Stenocarpus villosus Subspecies Elaeagnus conferta subsp dendroideaDipsacales edit Centranthus amazonum Cephalaria anatolica Anatolian cephalaria Lonicera karataviensis Nardostachys jatamansi Valeriana leschenaultii Viburnum divaricatum possibly extinct Viburnum hondurense Viburnum molinae Viburnum subpubescens Plumbaginales edit Armeria berlengensis Armeria helodes Limonium calabrum Limonium dendroides Limonium sibthorpianum Limonium spectabile Limonium sventenii Rubiales edit Species Arachnothryx chimboracensis Belonophora ongensis Chassalia capitata Chassalia laikomensis Coprosma laevigata Rarotongan coprosma Diplospora erythrospora Exostema orbiculatum Gaertnera hirtiflora Gaertnera longifolia Gaertnera truncata Gardenia anapetes Gardenia brighamii Hawaiian gardenia Gardenia candida Gardenia mannii Mann s gardenia Gardenia vitiensis Gonzalagunia bifida Gonzalagunia dodsonii Gonzalagunia mollis Guettarda longiflora Hymenodictyon seyrigii possibly extinct Ixora johnsonii Kadua coriacea Kadua degeneri Kadua flynnii Kadua haupuensis possibly extinct in the wild Kadua laxiflora Kadua parvula Kadua st johnii Keetia bakossii Ladenbergia rubiginosa Lasianthus rhinophyllus Machaonia woodburyana Manettia canescens possibly extinct Manettia holwayi possibly extinct Manettia nebulosa Nauclea gageana Nesohedyotis arborea St Helena dogwood Oxyanthus okuensis Pavetta kupensis Pavetta rubentifolia Pentagonia orthoneura possibly extinct Pentagonia peruviana Portlandia albiflora Prismatomeris andamanica Psathura sechellarum Psychotria bimbiensis Psychotria bryonicola Psychotria danceri Psychotria grantii Psychotria hanoverensis Psychotria minimicalyx Psychotria moliwensis Psychotria moseskemei Psychotria silhouettae Psychotria sodiroi Psychotria speciosa Psychotria tahitensis Psychotria trichocalyx Psychotria whistleri Rarotonga psychotria Ramosmania rodriguesi Rondeletia anguillensis Rondeletia buxifolia Pribby Rondeletia cincta Rothmannia annae Wright s gardenia Simira standleyi Stelechantha arcuata Stenostomum tomentosum Tarenna hutchinsonii Timonius jambosella Tinadendron noumeanum Wendlandia andamanica Subspecies Ixora scheffleri subsp keniensis Kadua cordata subsp remyi Kadua degeneri subsp coprosmifolia Kadua degeneri subsp degeneri Varieties Chassalia coriacea var johnstonii Coprosma rapensis var benefica Red berryViolales edit Species Banara caymanensis Banara vanderbiltii Casearia mauritiana Casearia staffordiae Casearia williamsiana Frankenia portulacifolia St Helena tea plant Gloeospermum boreale Helianthemum bystropogophyllum Helianthemum teneriffae Hoplestigma pierreanum Isodendrion laurifolium Isodendrion pyrifolium Nasa ferox Rinorea marginata Rinorea maximiliani Viola amamiana Viola helenae Viola hispida Viola ucriana Viola utchinensis Xylosma capillipes Xylosma crenata Xylosma pachyphylla Spiny logwood Xylosma peltata Xylosma pininsularis Xylosma serrata possibly extinct Subspecies Cistus heterophyllus subsp carthaginensis Viola chamissoniana subsp chamissonianaEuphorbiales edit There are 74 species two subspecies and ten varieties in Euphorbiales assessed as critically endangered Peraceae edit Chaetocarpus pubescensBuxaceae edit Buxus vahlii Vahl s boxwoodEuphorbiaceae edit Species Acalypha ecuadorica Acalypha eggersii Acalypha raivavensis Agrostistachys hookeri Amanoa anomala Aporosa fusiformis Aristogeitonia gabonica Claoxylon linostachys Cleidion lemurum Cleistanthus major Cleistanthus robustus Croton lawianus Croton macrocarpus Croton vaughanii Crotonogyne impedita Ditaxis macrantha Drypetes riseleyi Drypetes tessmanniana Euphorbia alcicornis possibly extinct Euphorbia ankazobensis Euphorbia berorohae Euphorbia boinensis possibly extinct Euphorbia capmanambatoensis Euphorbia cap saintemariensis Euphorbia deppeana Euphorbia eleanoriae Euphorbia francoisii Euphorbia geroldii Euphorbia halemanui Euphorbia heleniana French grass Euphorbia herbstii Euphorbia iharanae Euphorbia kondoi Euphorbia labatii Euphorbia margalidiana Euphorbia millotii Euphorbia neospinescens possibly extinct Euphorbia origanoides Ascension spurge Euphorbia pachypodioides Euphorbia parvicyathophora Euphorbia pirahazo possibly extinct Euphorbia quitensis Euphorbia razafindratsirae Euphorbia remyi Euphorbia robivelonae Euphorbia rockii Euphorbia stygiana Euphorbia tanaensis Euphorbia tulearensis Flueggea elliptica Flueggea neowawraea Glochidion chodoense Glochidion papenooense Hieronyma crassistipula Koilodepas ferrugineum Macaranga raivavaeensis Ostodes minor Phyllanthus caesiifolius Phyllanthus millei Phyllanthus nyale Phyllanthus pindaiensis Phyllanthus revaughanii Podadenia thwaitesii Pseudoglochidion anamalayanum Sauropus assimilis Sauropus elegantissimus Sebastiania crenulata Sebastiania howardiana Tetrorchidium microphyllum Trigonostemon cherrieri Victorinia regina synonym of Cnidoscolus regina Subspecies Euphorbia cylindrifolia subsp tuberifera Euphorbia stenoclada subsp ambatofinandranaeVarieties Drypetes usambarica var rugulosa Euphorbia decaryi var robinsonii Euphorbia francoisii var francoisii Euphorbia greenwayi var greenwayi Euphorbia lophogona var tenuicaulis Euphorbia remyi var kauaiensis Euphorbia remyi var remyi Phyllanthus aeneus var papillosus Sebastiania lesteri var glabrata Sebastiania lesteri var lesteri Laurales edit There are 40 species in the order Laurales assessed as critically endangered Monimiaceae edit Hortonia angustifolia Mollinedia butleriana Mollinedia gilgiana Mollinedia lamprophylla Mollinedia ruae Tambourissa cocottensis Tambourissa pedicellata Hernandiaceae edit Hernandia cubensis Hernandia temariiLauraceae edit Actinodaphne cuspidata Actinodaphne lanata Aniba pedicellata Aspidostemon caudatus Aspidostemon inconspicuus possibly extinct Aspidostemon litoralis Aspidostemon synandra Aspidostemon triantherus Aspidostemon trichandra Beilschmiedia penangiana Beilschmiedia preussii Cinnamomum kotoense Cinnamomum rivulorum Cinnamomum walaiwarense Cryptocarya elliptifolia Cryptocarya ferrarsii Dehaasia acuminata Dehaasia chatacea Dehaasia pugerensis Hexapora curtisii Litsea scortechinii Nectandra caudatoacuminata Nectandra debilis Nectandra minima Nectandra pulchra Ocotea harrisii Ocotea lancilimba Ocotea monteverdensis Ocotea pachypoda Pleurothyrium roberto andinoi Cucurbitales edit Species Begonia asympeltata Begonia minuta Begonia montis elephantis Begonia salaziensis Begonia stellata Subspecies Begonia quadrialata subsp duseniiEbenales edit There are 45 species in Ebenales assessed as critically endangered Symplocaceae edit Symplocos versicolorSapotaceae edit Aubregrinia taiensis Autranella congolensis Chrysophyllum claraense Chrysophyllum durifructum Chrysophyllum euryphyllum Chrysophyllum superbum Leptostylis goroensis Madhuca boerlageana Manilkara gonavensis Manilkara spectabilis Micropholis caudata Micropholis grandiflora Micropholis macrophylla Palaquium laevifolium Pouteria capacifolia Pouteria cinnamomea Pouteria espinae Pouteria euryphylla Pouteria gigantea Pouteria pachycalyx Pouteria pallens Pouteria polysepala Pouteria subsessilifolia Pradosia decipiens Pradosia verrucosa Sideroxylon retinerve Sideroxylon rubiginosum Synsepalum brenanii Ebenaceae edit Diospyros angulata Diospyros benstonei Diospyros chrysophyllos Diospyros egrettarum Diospyros hemiteles Diospyros katendei possibly extinct Diospyros lolinopsis Diospyros molissima Diospyros moonii Diospyros mun Diospyros nodosa Diospyros rheophytica Diospyros vaccinioides Small persimmon Diospyros veillonii Styracaceae edit Styrax portoricensisCelastrales edit There are 29 species and two subspecies in the order Celastrales assessed as critically endangered Icacinaceae edit Grisollea thomassetii Pennantia baylisiana Three kings kaikomako Urandra apicalis Hollies edit Species Ilex cookii Cook s holly Ilex khasiana Ilex machilifolia Ilex maclurei Ilex perlata Ilex reticulata Ilex subtriflora Ilex williamsii Subspecies Ilex perado subsp iberica Ilex perado subsp lopezlilloiCelastraceae edit Bhesa nitidissima Bhesa sinica Cassine koordersii Euonymus pallidifolia Maytenus eggersii Maytenus harrisii Maytenus manabiensis possibly extinct Maytenus williamsii Platypterocarpus tanganyikensis Pristimera biholongii Pristimera breteleri Salacia conraui Salacia villiersii Simirestis klaineana Simirestis staudtii Tontelea hondurensis Dichapetalaceae edit Dichapetalum korupinum Dichapetalum letouzeyiMyrtales edit There are 97 species and five varieties in the order Myrtales assessed as critically endangered Myrtaceae edit Species Calycorectes schottianus Calyptranthes acutissima Calyptranthes arenicola Calyptranthes flavo viridis Calyptranthes kiaerskovii Calyptranthes pozasiana Calyptranthes uniflora Eucalyptus recurva Mongarlowe mallee Eugenia aboukirensis Eugenia acutissima Eugenia albida possibly extinct Eugenia arianae Eugenia bojeri Eugenia camptophylla Eugenia coyolensis Eugenia crassipetala Eugenia gageana Eugenia gilgii Eugenia guayaquilensis possibly extinct Eugenia hanoverensis Eugenia hastilis Eugenia insignis Eugenia kameruniana Eugenia kellyana Eugenia klossii Eugenia lancetillae Eugenia polypora Eugenia rendlei Eugenia rheophytica Eugenia scalarinervis Eugenia scheffleri possibly extinct Eugenia singampattiana Eugenia sp lepredourii Eugenia vaughanii Eugenia woodburyana Meteoromyrtus wynaadensis Metrosideros bartlettii Bartlett s Rata Mitranthes macrophylla Myrcia paganii Myrcianthes ferreyrae Myrtus claraensis Plinia rupestris Psidium sintenisii Syzygium ampliflorum Syzygium andamanicum Syzygium courtallense Syzygium cyclophyllum Syzygium guehoi Syzygium manii Syzygium palghatense Syzygium phaeophyllum Syzygium phyllyraeoides Syzygium sylvestre Syzygium travancoricum Xanthostemon glaucus Varieties Eugenia harrisii var grandifolia Myrrhinium atropurpureum var atropurpureumMelastomataceae edit Adelobotrys panamensis Astronidium floribundum Astronidium inflatum Astronidium kasiense Astronidium lepidotum Astronidium pallidiflorum Astronidium saulae Blakea granatensis Clidemia ecuadorensis Henriettea granularis Henriettea membranifolia Lijndenia brenanii possibly extinct Memecylon arnottianum Memecylon bakossiense Memecylon buxoides Memecylon elegantulum Memecylon gardneri Memecylon myrtiforme Memecylon orbiculare Memecylon rhinophyllum Memecylon sisparense Meriania versicolor Miconia benoistii Miconia leandroides Miconia littlei Miconia longisetosa possibly extinct Miconia scabra possibly extinct Tessmannianthus carinatus Warneckea cordiformis Warneckea ngutiensis Combretaceae edit Species Combretum tenuipetiolatumVarieties Terminalia eriostachya var margaretiae Black mastic Terminalia glabrata var glabrata Terminalia glabrata var koariki Thymelaeaceae edit Aquilaria crassna Aquilaria rostrata Daphnopsis occulta Wikstroemia villosa Hairy wikstroemia Water caltrops edit Trapa colchica Colchis water chestnutLythraceae edit Rotala malabarica Rotala robynsiana Sonneratia griffithii Sonneratia hainanensis Hainan sonneratia Tetrataxis salicifolia Onagraceae edit Epilobium numidicumSapindales edit There are 70 species three subspecies and five varieties in the order Sapindales assessed as critically endangered Rutaceae edit Species Calodendrum eickii Citrus taiwanica Decazyx esparzae Glycosmis crassifolia Halfordia papuana Melicope adscendens Melicope degeneri Melicope fatuhivensis Melicope haupuensis Melicope knudsenii Knudsen s melicope Melicope lydgatei Melicope mucronulata Melicope quadrangularis Four angled pelea Melicope reflexa Melicope stonei Melicope zahlbruckneri Zahlbruckner s melicope Oxanthera undulata Platydesma rostrata Ravenia swartziana Sarcomelicope glauca Spathelia coccinea Zanthoxylum heterophyllum Subspecies Pilocarpus goudotianus subsp heterochromusVarieties Zanthoxylum dipetalum var tomentosumAceraceae edit Species Acer hainanense Acer leipoenseVarieties Acer buergerianum var formosanum Taiwan trident maple Acer oblongum var membranaceumSapindaceae edit Species Alectryon macrococcus Allophylus hispidus Cupania riopalenquensis Gongrospermum philippinense Guioa grandifoliola Guioa hospita Guioa palawanica Guioa parvifoliola Guioa reticulata Podonephelium cristagalli Podonephelium parvifolium Podonephelium subaequilaterum Talisia bullata Zollingeria borneensis Varieties Alectryon macrococcus var auwahiensis Alectryon macrococcus var macrococcusZygophyllaceae edit Tribulus rajasthanensis Zygophyllum bucharicum Zygophyllum darvasicum Anacardiaceae edit Buchanania barberi Campnosperma seychellarum Comocladia parvifoliola Dracontomelon macrocarpum Mangifera campnospermoides Micronychia benono Nothopegia aureo fulva Nothopegia castanaefolia Operculicarya capuronii Poupartia borbonica Semecarpus ochracea Semecarpus pseudo emarginata Sorindeia calantha Meliaceae edit Species Aglaia densitricha Aglaia evansensis Aglaia gracilis Aglaia heterotricha Aglaia mackiana Aglaia malabarica Aglaia pleuropteris Aglaia unifolia Dysoxylum pachypodum Dysoxylum peerisi Guarea sprucei Trichilia florbranca Trichilia triacantha Turraea elephantina Walsura gardneri Subspecies Trichilia trifolia subsp pteleaefolia Turraea mombassana subsp schliebeniiBurseraceae edit Canarium whitei Commiphora wightiiAsterales edit Species Achyrocline glandulosa Achyrocline mollis Aetheolaena hypoleuca possibly extinct Aetheolaena ledifolia possibly extinct Aetheolaena pichinchensis possibly extinct Andryala crithmifolia Anisopappus burundiensis possibly extinct Anthemis glaberrima Argyranthemum winteri Argyroxiphium kauense Kau silversword Artemisia insipida Artemisia kauaiensis possibly extinct Aster quitensis possibly extinct Baccharis aretioides Baccharis fusca possibly extinct Bidens simplicifolia Bidens wiebkei Bothriocline auriculata Cadiscus aquaticus Calendula maritima Sea marigold Centaurea akamantis Akamas centaury Centaurea caroli henrici Karl henrikh s centaury Centaurea corensis Centaurea demirizii Demiriz s centaury Centaurea drabifolioides Whitlow grass leaved centaury Centaurea heldreichii Centaurea leptophylla Thin leaved centaury Centaurea tamanianiae Tamanyan s centaury Centaurea vavilovii Vavilov s centaury Centaurodendron dracaenoides Centaurodendron palmiforme Cheirolophus crassifolius Maltese centaury Cheirolophus duranii Cheirolophus metlesicsii Cheirolophus santos abreui Cirsium davisianum Cirsium eliasianum Commidendrum robustum Gumwood Commidendrum rotundifolium Bastard gumwood Commidendrum spurium False gumwood Cotula myriophylloides possibly extinct Cylindrocline commersonii Dasphyllum lehmannii Dendroseris berteroana Dendroseris gigantea Dendroseris litoralis Dendroseris macrantha Dendroseris macrophylla Dendroseris marginata Dendroseris micrantha Dendroseris neriifolia Dendroseris pinnata Dendroseris pruinata Dendroseris regia Dicoma pretoriensis possibly extinct Dubautia herbstobatae Dubautia kalalauensis Dubautia kenwoodii possibly extinct Dubautia latifolia Dubautia pauciflorula Egletes humifusa possibly extinct Elaphandra retroflexa possibly extinct Erigeron adscendens Faujasiopsis reticulata Fitchia cordata Gazania thermalis Gnaphalium sodiroi Gutenbergia pubescens Helichrysum artvinense Artvinian everlasting Helichrysum melitense Maltese everlasting Hesperomannia arborescens Lanai hesperomannia Hesperomannia arbuscula Maui hesperomannia Hesperomannia lydgatei Kauai hesperomannia Hieracium debile Hieracium lucidum Hypochaeris oligocephala Jacobaea trapezuntina Trapezuntian groundsel Jurinea akinfievii Akinfiev s jurinea Jurinea fontqueri Lamyropsis microcephala Melanthera fauriei Melanthera kamolensis Melanthera micrantha Melanthera tenuifolia Melanthera waimeaensis Mikania andrei Mikania iserniana possibly extinct Mikania jamesonii Mikania seemannii possibly extinct Mikania stereolepis Mikania tafallana Monactis dubia Monarrhenus salicifolius Onopordum carduelium Onopordum nogalesii Pericallis hadrosoma Pericallis malvifolia Pladaroxylon leucadendron He cabbage tree Podospermum grossheimii Grossheimi s salsify Podospermum idae Ida s salsify Psephellus adjaricus Adjarian psephellus Psephellus avaricus Awarian centaury Psephellus gracillimus Psiadia cataractae Pulicaria filaginoides Remya montgomeryi Saussurea costus Scalesia atractyloides Scalesia divisa Scalesia gordilloi Scorzonera ketzkhovelii Ketskhoveli s salsify Scorzonera kozlowskyi Kozlovskiy s salsify Senecio alboranicus Senecio lamarckianus Senecio navugabensis possibly extinct Sonchus araraticus Araratian sow thistle Sonchus erzincanicus Sonchus gandogeri Talamancalia putcalensis synonym of Lomanthus putcalensis Tanacetum oshanahanii Tanacetum oxystegium Sharp stegium tansy Tetramolopium rockii Tragopogon makaschwilii Makashvilis s goat s beard Tragopogon otschiaurii Ochiauri s goat s beard Verbesina caymanensis Viguiera media Wedelia oxylepis Wilkesia hobdyi Dwarf iliau Subspecies Argyroxiphium sandwicense subsp sandwicense Mauna Kea silversword Bidens campylotheca subsp pentamera Bidens campylotheca subsp waihoiensis Bidens micrantha subsp ctenophylla Dubautia plantaginea subsp humilis Dubautia plantaginea subsp magnifolia Fitchia cuneata subsp cuneata Melanthera micrantha subsp exigua Melanthera micrantha subsp micrantha Varieties Bidens hendersonensis var oenoensis Pectis caymanensis var robusta Scalesia atractyloides var atractyloides Scalesia atractyloides var darwinii Tetramolopium rockii var calcisabulorum Magnoliales edit There are 63 species and three subspecies in the order Magnoliales assessed as critically endangered Canellaceae edit Cinnamodendron angustifolium Pleodendron macranthumMagnoliaceae edit Species Magnolia calimaensis Magnolia canandeana Magnolia cararensis Magnolia cespedesii Magnolia chimantensis Magnolia colombiana Magnolia coronata Magnolia crassifolia Magnolia dixonii possibly extinct Magnolia domingensis Magnolia ekmanii Magnolia emarginata possibly extinct Magnolia espinalii Magnolia fansipanensis Magnolia faustinomirandae Magnolia grandis Magnolia gustavii Magnolia jardinensis Magnolia katiorum Magnolia lacandonica Magnolia longipedunculata Magnolia manguillo Magnolia mayae Magnolia narinensis Magnolia ofeliae Magnolia omeiensis Magnolia ovoidea Magnolia pleiocarpa Magnolia polyhypsophylla Magnolia sanchez vegae Magnolia sinica Magnolia tiepii Magnolia vallartensis Magnolia virolinensis Magnolia wendtii Magnolia wolfii possibly extinct in the wild Magnolia zenii Subspecies Magnolia cubensis subsp acunae Magnolia virginiana subsp oviedoaeAnnonaceae edit Species Alphonsea kingii Annona ecuadorensis Annona hystricoides Annona manabiensis Desmopsis dolichopetala Duguetia peruviana Fissistigma tungfangense Mezzettia herveyana Monodora hastipetala Orophea yunnanensis Polyalthia glabra Polyalthia hirtifolia Polyalthia lancilimba Popowia pauciflora Popowia velutina Rollinia helosioides Uvaria decidua possibly extinct Uvaria manjensis Uvaria puguensis Xylopia amplexicaulis Xylopia lamarckii Subspecies Artabotrys modestus subsp modestusMyristicaceae edit Horsfieldia iryaghedhi Horsfieldia sessilifolia Iryanthera megistocarpa Myristica yunnanensis Capparales edit There are 30 species and one variety in Capparales assessed as critically endangered Capparaceae edit Cadaba insularis Capparis mirifica Capparis panamensis Podandrogyne trichopus Steriphoma urbani possibly extinct Cruciferae edit Species Aethionema retsina Arabis kennedyae Troodos rockcress Biscutella rotgesii Brassica macrocarpa Coronopus navasii Crambe feuillei Crambe sventenii Crambe tamadabensis Crambe wildpretii Diplotaxis siettiana Diplotaxis vicentina Draba ecuadoriana Draba narmanensis Narmanian whitlow grass Draba violacea Erucastrum palustre Erysimum deflexum Bent treacle mustard Erysimum kykkoticum Hornungia angustilimbata Narrow limbed hornungia Lepidium arbuscula Lepidium orbiculare Lepidium turczaninowii Rorippa valdes bermejoi Sinapidendron angustifolium Sinapidendron rupestre Thlaspi zangezuricum Zangezurian pennycress Varieties Aethionema grandiflorum var sintenisii Persian stonecressApiales edit There are 51 species and two varieties in the order Apiales assessed as critically endangered Araliaceae edit Species Aralia rex Astropanax procumbens Dendropanax cordifolius Dendropanax filipes Dendropanax grandiflorus Dendropanax grandis Dendropanax hondurensis Dendropanax oligodontus Heptapleurum agamae Heptapleurum curranii Heptapleurum heptaphyllum Heptapleurum kuchingense Heptapleurum marlipoense Heptapleurum parvifoliolatum Merrilliopanax chinensis Meryta brachypoda Meryta salicifolia Oreopanax lehmannii Oreopanax lempiranus Osmoxylon mariannense Plerandra baillonii Plerandra sp letocartiorum Plerandra sp mackeei Plerandra sp memaoyaensis Plerandra sp pouemboutensis Polyscias aemiliguineae Polyscias bisattenuata Polyscias flynnii Polyscias gracilis Polyscias gymnocarpa Koolau tetraplasandra Polyscias lionnetii Polyscias neraudiana Polyscias paniculata Polyscias racemosa Polyscias rodriguesiana Polyscias tahitensis Varieties Polyscias sechellarum var contracta Polyscias sechellarum var curiosaeUmbelliferae edit Apium bermejoi Athamanta cortiana Bupleurum dianthifolium Bupleurum elatum Bupleurum kakiskalae Bupleurum latissimum Chaerophyllum karsianum Karsian chervil Chaerophyllum posofianum Posofian chervil Ferula mervynii Mervyn s giant fennel Horstrissea dolinicola Laserpitium longiradium Ligusticum huteri Monizia edulis Naufraga balearica Niphogeton sprucei Sanicula mariversa Sanicula purpurea Gentianales edit There are 41 species two subspecies and one variety in the order Gentianales assessed as critically endangered Apocynaceae edit Amsonia orientalis Blue star Hunteria hexaloba possibly extinct Kibatalia longifolia Lepinia taitensis Mandevilla jamesonii Neisosperma thiollierei synonym of Ochrosia thiollierei Ochrosia inventorum Ochrosia kilaueaensis Pachypodium eburneum Pachypodium inopinatum Prestonia parvifolia Prestonia schumanniana possibly extinct Rauvolfia sachetiae Tabernaemontana apoda Loganiaceae edit Species Geniostoma clavigerum Labordia cyrtandrae Labordia helleri Labordia hosakana Labordia lorenceana Labordia triflora Strychnos tetragona Varieties Labordia tinifolia var wahiawaensisAsclepiadaceae edit Species Asclepias kamerunensis Cynanchum densiflorum Cynanchum serpyllifolium Cynanchum spruceanum Cynanchum velutinum Duvaliandra dioscoridis Goniostemma punctatum Matelea ecuadorensis possibly extinct Matelea orthoneura Matelea sprucei Metalepis gentryi Metalepis haughtii Metastelma anegadense Neoschumannia kamerunensis Pentastelma auritum Utleria salicifolia Subspecies Ceropegia decidua subsp pretoriensis Pentarrhinum abyssinicum subsp ijimenseGentianaceae edit Centaurium sebaeoides Exacum socotranum Gentiana kurroo Rosales edit There are 48 species two subspecies and one variety in the order Rosales assessed as critically endangered Chrysobalanaceae edit Couepia joaquinae Couepia scottmorii Dactyladenia dichotoma Dactyladenia eketensis Dactyladenia johnstonei Licania chiriquiensis Magnistipula multinervia Rosaceae edit Species Bencomia brachystachya Bencomia sphaerocarpa Cercocarpus traskiae Catalina mahogany Crataegus darvasica Crataegus knorringiana Crataegus necopinata Crataegus turcicus Turkish hawthorn Pentactina rupicola Potentilla seidlitziana Zeidlits five fingers Prunus ernestii Pyrus browiczii Brovich s pear Pyrus gergerana Gergeranian pear Pyrus korshinskyi Pyrus magyarica Pyrus tadshikistanica Pyrus voronovii Voronov s pear Rosa dolichocarpa Long fruited brier Rubus takhtadjanii Takhtadjan s blackberry Sibiraea tianschanica Sorbus decipiens Sorbus leptophylla Thin leaved whitebeam Sorbus leyana Ley s whitebeam Sorbus maderensis Sorbus parumlobata Sorbus wilmottiana Wilmott s whitebeam Subspecies Alchemilla fischeri subsp camerunensis Polylepis tomentella subsp nanaOther Rosales edit Species Aichryson dumosum Byblis gigantea Connarus ecuadorensis Connarus popenoei Monanthes wildpretii Pittosporum coriaceum Pittosporum raivavaeense Pittosporum tanianum Pittosporum viridulatum Ribes malvifolium Ribes sardoum Sardinian currant Saxifraga artvinensis Artvinian rockfoil Sedum euxinum Euxinian stonecrop Weinmannia exigua Weinmannia tinctoria Varieties Geissois ternata var serrataPrimulales edit There are 28 species and one variety in Primulales assessed as critically endangered Myrsinaceae edit Ardisia byrsonimae Ardisia etindensis Ardisia oligantha Ardisia schlechteri Badula crassa Badula platyphylla Badula reticulata Gentlea molinae Myrsine andersonii Myrsine brownii Myrsine hartii Myrsine juddii Myrsine longifolia Myrsine mezii Myrsine ronuiensis Parathesis eggersiana Rapanea ceylanica Rapanea seychellarum Theophrastaceae edit Species Clavija parvulaVarieties Jacquinia macrantha var clarendonensisPrimulaceae edit Lysimachia daphnoides Lysimachia iniki Lysimachia lydgatei Lysimachia maxima Lysimachia ovoidea Lysimachia pendens Lysimachia scopulensis Lysimachia venosa Primula boveana Sinai primrose Rhamnales edit Species Auerodendron pauciflorum Colubrina hondurensis Colubrina oppositifolia Gouania meyenii Gouania vitifolia Oahu chewstick Phylica polifolia St Helena rosemary Reynosia jamaicensis Varieties Cayratia pedata var glabraUrticales edit Species Debregeasia ceylanica Dorstenia bicaudata possibly extinct Ficus angladei Ficus lateriflora Maillardia pendula synonym of Maillardia montana Neraudia angulata Neraudia kauaiensis Neraudia ovata Big Island ma oloa Neraudia sericea Perebea glabrifolia Pilea cataractae Pilea laevicaulis Pilea pollicaris Pilea selbyanorum Pseudolmedia manabiensis Trilepisium gymnandrum Ulmus gaussenii Urera kaalae Zelkova sicula Varieties Neraudia angulata var angulata Neraudia angulata var dentataSolanales edit Species Bonamia menziesii Cestrum tipocochense Convolvulus argyrothamnos Convolvulus durandoi Mellissia begonifolia Boxwood Nothocestrum breviflorum Small flowered nothocestrum Nothocestrum peltatum Nymphoides macrospermum Nymphoides sivarajanii Solanum dolichorhachis Solanum drymophilum Solanum incompletum Solanum lanuginosum Solanum lidii Solanum ovum fringillae Solanum semicoalitum possibly extinct Turbina inopinata Varieties Ipomoea prismatosyphon var trifidaScrophulariales edit There are 75 species two subspecies and one variety in the order Scrophulariales assessed as critically endangered Oleaceae edit Chionanthus fluminensis Chionanthus proctorii Chionanthus subsessilis Chionanthus tenuis Fraxinus americana white ash or American ash Fraxinus hondurensis Fraxinus pennsylvanica green ash or red ash Jasminum azoricum Linociera albidiflora Gesneriaceae edit Species Columnea asteroloma Columnea manabiana Columnea poortmannii Cyrtandra crenata possibly extinct Cyrtandra dentata Cyrtandra kaulantha Waikane Valley cyrtandra Cyrtandra lillianae Te Manga cyrtandra Cyrtandra mareensis Cyrtandra paliku Cyrtandra polyantha Niu Valley cyrtandra Cyrtandra rarotongensis Rarotonga cyrtandra Cyrtandra subumbellata Cyrtandra viridiflora Diastema incisum Gasteranthus atratus Gasteranthus extinctus Monopyle paniculata Ornithoboea emarginata Paraboea albida Paraboea tarutaoensis Paraboea uniflora Primulina modesta Saintpaulia teitensis Saintpaulia ulugurensis Saintpaulia watkinsii Streptocarpus burttianus Streptocarpus euanthus Streptocarpus kimbozanus Streptocarpus thysanotus Subspecies Saintpaulia ionantha subsp grandifolia Saintpaulia ionantha subsp rupicolaVarieties Gesneria scabra var fawcettiiBignoniaceae edit Amphitecna spathicalyx Chodanthus montecillensis Parmentiera morii Stereospermum zenkeri possibly extinct Acanthaceae edit Asystasia masaiensis Barleria observatrix Blepharis refracta Brachystephanus kupeensis Brachystephanus schliebenii Carlowrightia ecuadoriana Championella sarcorrhiza Crossandra acutiloba Crossandra cinnabarina Dicliptera dodsonii Dischistocalyx rivularis Hygrophila madurensis Isoglossa asystasioides Justicia callopsoidea Justicia drummondii Justicia mkungweensis Megalochlamys tanaensis Mellera insignis Psilanthele eggersii Sanchezia lampra Stenandrium carolinae Caroline s pink Scrophulariaceae edit Agalinis kingsii Antirrhinum charidemi Isoplexis chalcantha Odontites granatensis Paulownia kawakamii Scrophularia capillaris Capillary figwort Verbascum decursivum Decurrent mullein Verbascum transcaucasicum Transcaucasian speedwell Veronica allahuekberensis Allahuekberian speedwell Veronica oetaea Other Scrophulariales species edit Buddleja formosana Globularia ascanii Myoporum stokesii Lamiales edit There are 64 species and three varieties in the order Lamiales assessed as critically endangered Verbenaceae edit Aegiphila caymanensis Aegiphila glomerata Callicarpa ampla Citharexylum quitense Citharexylum svensonii Cornutia obovata Gmelina lignum vitreum Holmskioldia gigas Stachytarpheta svensonii Tectona philippinensis Philippine teak Vitex yaundensis Labiatae edit Species Cuminia eriantha Cuminia fernandezia Hyptis argutifolia Hyptis diversifolia Lamium tschorochense Chorokhian dead nettle Micromeria glomerata Phyllostegia electra Phyllostegia haliakalae Phyllostegia helleri Phyllostegia hirsuta Phyllostegia hispida Phyllostegia kaalaensis Phyllostegia kahiliensis possibly extinct Phyllostegia knudsenii possibly extinct Phyllostegia mollis Phyllostegia parviflora Phyllostegia renovans Phyllostegia waimeae Phyllostegia warshaueri Phyllostegia wawrana Plectranthus dissitiflorus Plectranthus scopulicola possibly extinct Salvia caymanensis Salvia herbanica Salvia veneris Kythrean sage Scutellaria rhomboidalis Rhomboid skullcap Sideritis cystosiphon Sideritis discolor Sideritis marmorea Sideritis serrata Stachys bayburtensis Bayburt woundwort Stachys choruhensis Choruh woundwort Stachys sosnowskyi Sosnowsky s woundwort Stenogyne bifida possibly extinct in the wild Stenogyne campanulata possibly extinct in the wild Stenogyne kanehoana possibly extinct in the wild Stenogyne kealiae Teucrium abutiloides Varieties Phyllostegia parviflora var glabriuscula Phyllostegia parviflora var lydgatei Phyllostegia parviflora var parviflora Boraginaceae edit Amsinckia marginata possibly extinct Cordia leslieae Echium acanthocarpum Echium handiense Gyrocaryum oppositifolium Nonea karsensis Karsian nonea Onosma arcuata Curved goldendrop Onosma nigricaulis Black stemmed goldendrop Solenanthus reverchonii Symphytum savvalense Savvalian comfrey Tournefortia obtusiflora possibly extinct Varronia bellonis Varronia rupicola Varronia urticacea Varronia wagnerorum Wagners cordia Nepenthales edit Species Drosera insolita Drosera katangensis Nepenthes aristolochioides Nepenthes attenboroughii Attenborough s pitcher plant Nepenthes clipeata Nepenthes dubia Nepenthes lavicola Nepenthes macrophylla Nepenthes rigidifolia Nepenthes sumatrana Nepenthes suratensis Sarracenia oreophila Green pitcherplant Subspecies Sarracenia rubra subsp alabamensisRanunculales edit Species Aconitum chasmanthum Anemone maxima Aquilegia barbaricina Barbaricina colombine Aquilegia nuragica Nuragica columbine Berberis karkaralensis Berberis nilghiriensis Callianthemum kernerianum Consolida samia Delphinium caseyi Casey s larkspur Delphinium iris Larkspur Delphinium munzianum Larskpur Odontocarya perforata Ranunculus aragazi Aragatsian buttercup Ranunculus tempskyanus Buttercup Ranunculus vermirrhizus Worm rooted buttercup Triclisia macrophylla Varieties Cissampelos nigrescens var cardiophyllaPolygonales edit Calligonum calcareum Calligonum triste Coccoloba cholutecensis Coccoloba lindaviana Coccoloba retirensis Polygonum caspicum Caspian knotweed Polygonum toktogulicum Rumex tunetanus Podostemales edit Apinagia peruviana Devillea flagelliformis possibly extinct Dicraeanthus zehnderi Ledermanniella batangensis Ledermanniella keayi Ledermanniella sanagaensis Saxicolella marginalis Terniopsis ubonensis Winklerella dichotoma Zehnderia microgyna Fabales edit Species Acacia anegadensis Pokemeboy Acacia belairioides Acacia mathuataensis Acacia roigii Aeschynomene ruspoliana possibly extinct Albizia vaughanii Alistilus magnificus Ammopiptanthus nanus Amorpha crenulata Clusterspike false indigo Anthonotha leptorrhachis Astragalus acmophylloides Sharp leaved milk vetch Astragalus bylowae Bylov s milk vetch Astragalus cavanillesii Astragalus daghestanicus Daghestanian milk vetch Astragalus eliasianus Eliasian milk vetch Astragalus igniarius Astragalus longivexillatus Long flagged milk vetch Astragalus magnificus Big astragalus Astragalus maritimus Astragalus nigrocalycinus Black calyx milk vetch Astragalus olurensis Olurian milk vetch Astragalus schachbuzensis Shakhbuzian milk vetch Astragalus schmolliae Schmoll s milkvetch Astragalus sinuatus Whited s milkvetch Astragalus tatlii Tatli s milk vetch Astragalus trabzonicus Trabzonian milk vetch Astragalus tremolsianus Astragalus verrucosus Bauhinia seminarioi Brachystegia oblonga Browneopsis macrofoliolata Cadia rubra Caesalpinia kavaiensis Callerya neocaledonica possibly extinct Canavalia favieri Canavalia molokaiensis Molokai jack bean Canavalia napaliensis Canavalia pubescens Canavalia veillonii possibly extinct Chamaecrista seticrenata Chamaecrista souzana Chloroleucon tortum Chordospartium muritai Coastal tree broom Clitoria andrei possibly extinct Coursetia cajamarcana Crudia bibundina Cynometra falcata Cynometra filifera Cynometra gillmanii Cytisus aeolicus Dalbergia intibucana Dalea sabinalis Sabinal prairie clover possibly extinct Delonix tomentosa possibly extinct Dialium travancoricum Dimorphandra wilsonii Eligmocarpus cynometroides Eriosema adamaouense Erythrina perrieri Erythrina schliebenii Erythrina tahitensis Gleditsia vestita Gymnocladus assamicus Hymenostegia talbotii Indigofera ankaratrensis Indigofera suarezensis Inga enterolobioides Kanaloa kahoolawensis possibly extinct in the wild Kennedia retrorsa Lathyrus belinensis Lonchocarpus molinae Lonchocarpus phaseolifolius Lonchocarpus sanctuarii Lonchocarpus trifolius Lonchocarpus yoroensis Lotus armeniacus Armenian bird s foot trefoil Lotus benoistii Lotus eremiticus Lotus kunkelii Lotus maculatus Lotus pyranthus Medicago citrina Microberlinia bisulcata Mimosa kitrokala possibly extinct Mimosa mensicola Mimosa morongii Monopetalanthus hedinii Neoharmsia baronii Newtonia camerunensis Ormocarpopsis itremoensis Orphanodendron bernalii Ostryocarpus zenkerianus Parkia parrii Parkinsonia peruviana Phaseolus lignosus Bermuda bean Phaseolus rimbachii Phylloxylon arenicola Phylloxylon phillipsonii Phylloxylon xiphoclada Plagiosiphon longitubus Platymiscium albertinae Platysepalum scaberulum Rhynchosia ledermannii possibly extinct Serianthes nelsonii Serianthes rurutensis Sophora rubriflora Swartzia oraria Talbotiella gentii Teline nervosa Teline salsoloides Thermopsis turcica Trifolium bobrovii Bobrov s clover Trifolium gillettianum Vicia bifoliolata Vicia costae Vicia erzurumica Erzurumian vetch Vicia ferreirensis Vicia fulgens Vicia menziesii Hawaiian vetch Vicia quadrijuga Quadrijugous vetch Vouacapoua americana Zornia vaughaniana Subspecies Astragalus macrocarpus subsp lefkarensis Lefkara milk vetchVarieties Humboldtia unijuga var trijugaCaryophyllales edit There are 145 species two subspecies and one variety in the order Caryophyllales assessed as critically endangered Caryophyllaceae edit Species Allochrusa takhtajanii Takhtadjyan s allochrusa Alsinidendron lychnoides Alsinidendron obovatum Alsinidendron trinerve Three nerved alsinidendron Alsinidendron viscosum Climbing alsinidendron Arenaria bolosii Arenaria nevadensis Arenaria radians Bufonia takhtajanii Takhtadjyan s bufonia Dianthus morisianus Drymaria monticola Minuartia dirphya Saponaria jagelii Schiedea adamantis Schiedea apokremnos Schiedea attenuata possibly extinct in the wild Schiedea haleakalensis Schiedea helleri Schiedea hookeri Schiedea kaalae Schiedea kauaiensis Schiedea kealiae Schiedea membranacea Schiedea nuttallii Schiedea perlmanii Schiedea stellarioides Schiedea viscosa Silene alexandri Silene chustupica Khustup campion Silene cobalticola Silene gazulensis Silene ispirensis Ispirian catchfly Silene nocteolens Silene perlmanii possibly extinct in the wild Subspecies Moehringia intricata subsp tejedensisCactus edit Species Acharagma aguirreanum Arrojadoa albiflora Arrojadoa marylaniae Astrophytum caput medusae Cereus saddianus Cipocereus pusilliflorus Cleistocactus hoffmannii Cleistocactus xylorhizus Coleocephalocereus braunii Coleocephalocereus diersianus Coleocephalocereus purpureus Consolea corallicola Florida semaphore cactus Consolea falcata Copiapoa ahremephiana Copiapoa angustiflora Copiapoa decorticans Copiapoa esmeraldana Corynopuntia reflexispina Coryphantha potosiana Cylindropuntia hystrix Discocactus cangaensis Discocactus hartmannii Discocactus petr halfari Discocactus subterraneo proliferans possibly extinct in the wild Echinocereus nivosus Echinopsis walteri Eriosyce chilensis Eriosyce laui Estevesia alex bragae Gymnocalycium albiareolatum Gymnocalycium neuhuberi Gymnocalycium ragonesei Haageocereus pacalaensis Haageocereus tenuis Hylocereus escuintlensis Leptocereus carinatus Leptocereus grantianus Leptocereus leonii Leptocereus scopulophilus Leptocereus wrightii Mammillaria albiflora Mammillaria anniana Mammillaria carmenae Mammillaria duwei Mammillaria glochidiata Mammillaria herrerae Golf ball Mammillaria humboldtii Mammillaria laui Mammillaria manana Mammillaria marcosii Mammillaria pennispinosa Mammillaria sanchez mejoradae Mammillaria schwarzii Mammillaria theresae Mammillaria zeilmanniana Matucana aureiflora Matucana huagalensis Matucana madisoniorum Matucana ritteri Melocactus braunii Melocactus brederooianus Melocactus conoideus Melocactus ferreophilus Micranthocereus streckeri Mirabella estevesii possibly extinct in the wild Myrtillocactus eichlamii Opuntia abjecta Opuntia chaffeyi Parodia arnostiana Parodia buiningii Parodia crassigibba Parodia herteri Parodia neohorstii Parodia nivosa Parodia nothorauschii Parodia rechensis Parodia werdermanniana Pediocactus knowltonii Knowlton s cactus Peniocereus maculatus Peniocereus occidentalis Peniocereus zopilotensis Pereskia quisqueyana Pilosocereus azulensis Pilosocereus diersianus Pilosocereus frewenii Pygmaeocereus bylesianus Rhipsalis mesembryanthemoides Rhipsalis pentaptera Rhipsalis triangularis Sclerocactus brevispinus Pariette cactus Stenocereus chacalapensis Turbinicarpus alonsoi Turbinicarpus gielsdorfianus Turbinicarpus hoferi Turbinicarpus laui Turbinicarpus mandragora Turbinicarpus swobodae Uebelmannia buiningii Weberocereus frohningiorum Subspecies Ariocarpus bravoanus subsp bravoanusOther Caryophyllales edit Species Achyranthes mutica Blunt chaff flower Amaranthus brownii Atriplex plebeja Beta patula Charpentiera densiflora Dense flowered charpentiera Cremnophyton lanfrancoi Maltase cliff orache Delosperma macellum Kewa acida Salad plant Khadia beswickii Patellifolia webbiana Pisonia graciliscens Pisonia margaretiae Varieties Achyranthes splendens var rotundataFagales edit Species Alnus henryi possibly extinct Betula chichibuensis Chichibu birch Betula gynoterminalis possibly extinct Betula halophila Betula klokovii Betula murrayana Murray birch Carpinus putoensis Puto hornbeam Carpinus tientaiensis Castanea dentata American Chestnut Castanopsis catappaefolia Cyclobalanopsis repandifolia Nothofagus nuda Ostrya chisosensis Chisos hop hornbeam Ostrya rehderiana Pasania formosana Quercus boyntonii Boynton oak Quercus graciliformis Slender oak Quercus hinckleyi Hinckley s oak Quercus hintonii Quercus mulleri Quercus tardifolia Chisos Mountains oak Subspecies Betula lenta subsp uber Virginia round leaf birch Betula procurva subsp schugnanicaOther dicotyledons edit Species Bruguiera hainesii Callitriche pulchra Cassipourea eketensis Cassipourea subcordata Cassipourea subsessilis Clethra coloradensis Dillenia triquetra Haloragis stokesii Hibbertia bouletii Hibbertia favieri Linum cratericola Floreana flax Melanophylla angustior Melanophylla perrieri Molinadendron hondurense Myrica rivas martinezii Nyssa yunnanensis Plantago almogravensis Plantago famarae Plantago robusta St Helena plantain Populus berkarensis Rafflesia magnifica Rhododendron wilhelminae Rhodothamnus sessilifolius Sessile leaved rhodothamnus Salix tarraconensis Schumacheria alnifolia Swida darvasica Varieties Rhododendron protistum var giganteumMonocotyledons editThere are 421 species six subspecies and five varieties of monocotyledon assessed as critically endangered Arecales edit Species Acanthophoenix rubra Asterogyne yaracuyense Astrocaryum minus Attalea crassispatha Bactris nancibaensis Balaka macrocarpa Calamus compsostachys Calamus obovoideus Calamus sabalensis Calamus wailong Carpoxylon macrospermum Ceroxylon sasaimae Chamaedorea plumosa Coccothrinax borhidiana Cryosophila cookii Cryosophila grayumii Cyphophoenix nucele Cyphosperma tanga Drymophloeus samoensis Dypsis albofarinosa Dypsis ambanjae Dypsis ambositrae Dypsis ampasindavae Dypsis andilamenensis Dypsis anjae Dypsis antanambensis Dypsis aquatilis Dypsis arenarum Dypsis basilonga Dypsis beentjei Dypsis brevicaulis Dypsis brittiana possibly extinct Dypsis canaliculata Dypsis carlsmithii Dypsis caudata Dypsis cookei Dypsis digitata Dypsis dracaenoides Dypsis elegans Dypsis gronophyllum Dypsis hovomantsina Dypsis humilis Dypsis ifanadianae Dypsis intermedia Dypsis interrupta Dypsis jeremiei Dypsis laevis Dypsis lanuginosa Dypsis leptocheilos Dypsis mahia Dypsis mangorensis Dypsis metallica Dypsis nauseosa Dypsis nossibensis Dypsis oropedionis Dypsis ovobontsira Dypsis pervillei Dypsis pulchella Dypsis pumila Dypsis rakotonasoloi Dypsis ramentacea Dypsis reflexa Dypsis remotiflora Dypsis robusta Dypsis sahanofensis Dypsis sancta Dypsis sanctaemariae Dypsis scandens Dypsis singularis Dypsis tanalensis Dypsis tokoravina Dypsis trapezoidea Dypsis vonitrandambo Hemithrinax ekmaniana Hyophorbe amaricaulis Hyophorbe lagenicaulis Bottle palm Hyophorbe vaughanii Hyophorbe verschaffeltii Lavoixia macrocarpa Loxococcus rupicola Masoala madagascariensis Medemia argun Pelagodoxa henryana Pinanga tashiroi Pritchardia affinis Pritchardia aylmer robinsonii Pritchardia hardyi Pritchardia kaalae Pritchardia limahuliensis Pritchardia munroi Pritchardia napaliensis Pritchardia schattaueri Pritchardia viscosa Pritchardiopsis jeanneneyi Pseudophoenix ekmanii Pseudophoenix lediniana Ravenea beentjei Ravenea delicatula Ravenea hypoleuca Ravenea lakatra Ravenea latisecta Ravenea louvelii Ravenea moorei Ravenea musicalis Tahina spectabilis Tahina palm Tectiphiala ferox Voanioala gerardii Varieties Dictyosperma album var album Dictyosperma album var conjugatum Hurricane palm Roystonea regia var hondurensis Orchidales edit There are 167 species and one subspecies in Orchidales assessed as critically endangered Orchidaceae edit Species Aeranthes albidiflora possibly extinct Aeranthes leandriana Aeranthes multinodis Amesiella monticola Anathallis kleinii Angraecum mahavavense possibly extinct Angraecum muscicolum possibly extinct Angraecum palmicolum Angraecum perhumile possibly extinct Angraecum peyrotii Angraecum pinifolium Angraecum potamophilum possibly extinct Angraecum rigidifolium possibly extinct Angraecum rubellum possibly extinct Angraecum serpens possibly extinct Angraecum sterrophyllum possibly extinct Anguloa cliftonii Clifton s anguloa Ascoglossum calopterum Benthamia dauphinensis Benthamia nigro vaginata possibly extinct Brachionidium pteroglossum Bulbophyllum ceriodorum Bulbophyllum erythroglossum possibly extinct Bulbophyllum filiforme Bulbophyllum hirsutiusculum possibly extinct Bulbophyllum kupense Bulbophyllum minax possibly extinct Bulbophyllum moratii Bulbophyllum sanguineum possibly extinct Bulbophyllum tampoketsense possibly extinct Bulbophyllum zaratananae possibly extinct Ceratocentron fesselii Corybas dienemus Windswept helmet orchid Cryptopus dissectus Cyclopogon werffii Cynorkis ambondrombensis Cynorkis bimaculata possibly extinct Cynorkis catatii possibly extinct Cynorkis formosa Cynorkis globifera Cynorkis henrici Cynorkis humbertii Cynorkis monadenia Cynorkis muscicola Cynorkis pinguicularioides Cynorkis pseudorolfei Cynorkis rolfei possibly extinct Cynorkis sacculata Cynorkis sagittata Cynorkis schlechterii Cynorkis souegesii Cynorkis sylvatica possibly extinct Cynorkis tristis Cynorkis usambarae possibly extinct Cypripedium daweishanense Cypripedium froschii Cypripedium malipoense Malipo cypripedium Cypripedium segawae Segawa s cypripedium Cypripedium taibaiense Mt Taibai cypripedium Cypripedium wumengense Dendrobium huoshanense Dendrobium officinale Dendrobium schuetzei Dendrophylax fawcettii Diaphananthe orientalis possibly extinct Diplandrorchis sinica Disperis bosseri possibly extinct Disperis ciliata Disperis egregia possibly extinct Diuris byronensis Byron Bay donkey orchid Encyclia kingsii Epidendrum montserratense Montserrat orchid Eulophia grandidieri possibly extinct Eulophia mangenotiana Gastrochilus calceolaris Gastrodia africana Gastrodia zeylanica Genyorchis platybulbon Goodyera flaccida Goodyera macrophylla Goodyera perrieri Grammangis spectabilis Grandiphyllum schunkeanum Graphorkis medemiae Habenaria maitlandii Hexalectris revoluta Chisos mountain crested coralroot Holopogon gaudissartii Liparis goodyeroides Malaxis bayardii Bayard s adder s mouth orchid Masdevallia apparitio Apparition masdevallia Mexipedium xerophyticum Dry growing mexipedium Mystacidium nguruense Ossiculum aurantiacum Paphiopedilum adductum Paphiopedilum bougainvilleanum Bougainville paphiopedilum Paphiopedilum canhii Paphiopedilum cornuatum Paphiopedilum dayanum Day s paphiopedilum Paphiopedilum delenatii Delanat s paphiopedilum Paphiopedilum druryi Drury s paphiopedilum Paphiopedilum emersonii Emerson s paphiopedilum Paphiopedilum exul Excluded paphiopedilum Paphiopedilum fairrieanum Fairrie s paphiopedilum Paphiopedilum fowliei Fowlie s paphiopedilum Paphiopedilum gigantifolium Giant leaf paphiopedilum Paphiopedilum gratrixianum Gratix s paphiopedilum Paphiopedilum guangdongense Paphiopedilum hangianum Hang s paphiopedilum Paphiopedilum helenae Ellen s paphiopedilum Paphiopedilum henryanum Henry s paphiopedilum Paphiopedilum inamorii Inamori s paphiopedilum Paphiopedilum intaniae Intani paphiopedilum Paphiopedilum kolopakingii Kolopaking s paphiopedilum Paphiopedilum lawrenceanum Lawrence s paphiopedilum Paphiopedilum liemianum Liem s paphiopedilum Paphiopedilum micranthum Tiny flowered paphiopedilum Paphiopedilum ooii Ooi s paphiopedilum Paphiopedilum parnatanum Parnata s paphiopedilum Paphiopedilum platyphyllum Broad leaf paphiopedilum Paphiopedilum primulinum Primrose yellow paphiopedilum Paphiopedilum purpuratum Purple paphiopedilum Paphiopedilum qingyongii Paphiopedilum rothschildianum Rothschild s paphiopedilum Paphiopedilum sanderianum Sander s paphiopedilum Paphiopedilum sangii Sang s paphiopedilum Paphiopedilum schoseri Schoser s paphiopedilum Paphiopedilum stonei Stone s paphiopedilum Paphiopedilum sugiyamanum Sugiyama s paphiopedilum Paphiopedilum sukhakulii Sukhakul s paphiopedilum Paphiopedilum supardii Supard s paphiopedilum Paphiopedilum thaianum Thai paphiopediulum Paphiopedilum tranlienianum Tran s paphiopedilum Paphiopedilum urbanianum Urban s paphiopedilum Paphiopedilum victoria mariae Virgin Mary paphiopedilum Paphiopedilum victoria regina Queen Victoria paphiopedilum Paphiopedilum vietnamense Vietnamese paphiopedilum Paphiopedilum wenshanense Wenshan paphiopedilum Paphiopedilum wentworthianum Wentworth s paphiopedilum Peristylus holochila Phalaenopsis hainanensis Phalaenopsis micholitzii Phragmipedium andreettae Phragmipedium anguloi Phragmipedium christiansenianum Christiansen s phragmipedium Phragmipedium dalessandroi Dalessandro s phragmipedium Phragmipedium exstaminodium Without a staminoda phragmipedium Phragmipedium fischeri Fischer s phragmipedium Phragmipedium kovachii Kovach s phragmipedium Phragmipedium manzurii Manzur s phragmipedium Phragmipedium richteri Richter s phragmipedium Phragmipedium tetzlaffianum Tetzlaff s phragmipedium Polystachya acuminata possibly extinct Polystachya canaliculata possibly extinct Polystachya kupensis Polystachya porphyrochila possibly extinct Polystachya rugosilabia possibly extinct Polystachya victoriae Prasophyllum favonium Western leek orchid Selenipedium chironianum Selenipedium vanillocarpum Serapias stenopetala Tridactyle sarcodantha possibly extinct Zeuxine rolfiana Subspecies Cynorkis buchwaldiana subsp buchwaldianaBurmanniaceae edit Afrothismia baerae Afrothismia pachyantha Afrothismia winkleri Oxygyne shinzatoi Oxygyne triandra Pandanales edit Pandanus carmichaelii Pandanus microcarpus Pandanus palustris Pandanus pyramidalis Pandanus verecundus Bromeliales edit Aechmea cymosopaniculata possibly extinct Cryptanthus diamantinensis Guzmania bismarckii Guzmania lepidota possibly extinct Guzmania poortmanii possibly extinct Guzmania striata possibly extinct Hohenbergia caymanensis Old George Pitcairnia elliptica Pitcairnia oranensis Puya compacta Puya exigua Tillandsia dyeriana Tillandsia yerba santae Liliales edit Species Allium baytopiorum Baytop s onion Allium corsicum Allium czelghauricum Czelghaurian onion Aloe boscawenii Aloe brunneostriata Aloe classenii Aloe dorotheae Aloe flexilifolia Aloe ghibensis Aloe helenae Aloe jucunda Aloe leptosiphon Aloe molederana Aloe pembana Aloe suzannae Aloidendron pillansii as Aloe pillansii Bastard quiver tree Astelia waialealae Bomarea angustifolia Bomarea goniocaulon Bomarea graminifolia Bomarea hartwegii Bomarea longipes Borderea chouardii Brimeura duvigneaudii Chlorophytum borivilianum Chlorophytum petrophilum Chlorophytum rhizopendulum Colchicum greuteri Greuter s colchicum Colchicum leptanthum Thin flowered colchicum Crinum malabaricum Dioscorea strydomiana Fritillaria grandiflora Big flowered fritillary Gagea antakiensis Antakya gagea Galanthus trojanus Iris antilibanotica Iris atropurpurea Coastal iris Iris boissieri Iris cedreti Iris damascena Iris nusairiensis Lilium polyphyllum Mastigostyla orurensis Ornithogalum gabrielianiae Gabrielyan s starflowers Romulea antiatlantica Scilla morrisii Morris squill Tulipa gumusanica Gumushanian tulip Subspecies Narcissus nevadensis subsp enemeritoiArales edit Araceae edit Species Alocasia atropurpurea Alocasia sanderiana Sander s alocasia Alocasia sinuata Alocasia quilted dreams Amorphophallus interruptus Amorphophallus lanuginosus Amorphophallus synandrifer Anthurium coerulescens Anthurium eggersii Anthurium linguifolium Anthurium tenuicaule Arisaema kawashimae Arisaema rostratum Hapaline locii Philodendron balaoanum possibly extinct Philodendron cruentospathum Philodendron nanegalense Philodendron pogonocaule Syngonium dodsonianum Typhonium lineare Typhonium penicillatum Subspecies Arisaema heterocephalum subsp okinawaenseZingiberales edit Alpinia diversifolia Calathea dodsonii Calathea petersenii Costus barbatus Costus geothyrsus Costus vinosus possibly extinct in the wild Curcuma vitellina Newmania serpens Smithatris supraneanae Eriocaulales edit Eriocaulon bolei Eriocaulon petraeum Eriocaulon ratnagiricum Eriocaulon rouxianum Eriocaulon santapaui Eriocaulon sharmae Eriocaulon sivarajanii Eriocaulon sulanum Commelinales edit Commelina mwatayamvoana Xyris andina Xyris diaphanobracteata Xyris exigua Xyris ramboi Cyperales edit There are 37 species two subspecies and two varieties in Cyperales assessed as critically endangered Gramineae edit Species Andropogon benthamianus possibly extinct Cenchrus agrimonioides Eragrostis episcopulus Cliff hair grass Eragrostis muerensis Festuca aloha Garnotia cheesemanii Rarotongan garnotia grass Garnotia sechellensis Humbertochloa greenwayi Isachne meeboldii Isachne veldkampii Ischaemum jayachandranii Panicum niihauense Panicum pearsonii possibly extinct Panicum socotranum Poa mannii Poa siphonoglossa Puccinellia raroflorens Sporobolus caespitosus Stipa tulcanensis Subspecies Puccinellia distans subsp embergeri Puccinellia distans subsp font queriVarieties Cenchrus agrimonioides var agrimonioidesCyperaceae edit Species Bulbostylis fusiformis Bulbostylis neglecta Neglected tuft sedge Carex austromexicana Carex collifera Carex lapazensis Carex lepida Carex ownbeyi Carex tessellata Cyperus chionocephalus possibly extinct Cyperus flavoculmis Cyperus grandifolius Cyperus microcristatus Cyperus microumbellatus Cyperus multifolius possibly extinct Eleocharis lepta possibly extinct Fimbristylis hirsutifolia Hypolytrum subcompositus Scleria guineensis Varieties Cyperus pennatiformis var bryaniiOther monocotyledons edit Species Asplundia clementinae Asplundia lutea Juncus maroccanus Kupea martinetugei Subspecies Najas marina subsp arsenariensisSee also editLists of IUCN Red List critically endangered species List of least concern plants List of near threatened plants List of vulnerable plants List of endangered plants List of recently extinct plants List of data deficient plantsReferences edit IUCN Red List version 2016 2 The IUCN Red List of Threatened Species International Union for Conservation of Nature and Natural Resources IUCN Retrieved 8 September 2016 Table 9 Possibly Extinct and Possibly Extinct in the Wild Species IUCN Red List version 2016 2 The IUCN Red List of Threatened Species Union for Conservation of Nature and Natural Resources IUCN Retrieved 8 September 2016 Limitations of the Data The IUCN Red List of Threatened Species Union for Conservation of Nature and Natural Resources IUCN Retrieved 11 January 2016 2001 Categories amp Criteria version 3 1 The IUCN Red List of Threatened Species Union for Conservation of Nature and Natural Resources IUCN Retrieved 11 January 2016 Farjon A 2013 Pinus torreyana subsp torreyana IUCN Red List of Threatened Species 2013 e T34015A2840365 doi 10 2305 IUCN UK 2013 1 RLTS T34015A2840365 en Retrieved 27 September 2020 Retrieved from https en wikipedia org w index php title List of critically endangered plants amp oldid 1174256694, wikipedia, wiki, book, books, library,

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