Alnus formosana, the Formosan alder, is a species of alderendemic to Taiwan.[1] It is a medium-sized tree, up to 20 metres (66 ft) in height[2] and 40 centimetres (16 in) in trunk diameter.[3]
The formosan alder is a trees up to 20 meters in height with dark gray-brown bark. The petiole is 1.2-2.2 cm, slender; leaves elliptic or oblong-lanceolate, rarely ovate-oblong, 6-12 × 2–5 cm, hairy in the axils of lateral veins beneath, almost hairless above, rounded or broadly cuneate base, irregularly minutely serrated margin, acuminate or acute apex; lateral veins 6 or 7 on each side of the midrib. It has one female inflorescence, or 2-4 in a cluster, ellipsoid, 1-2.5 cm; peduncle 3–5 mm.[2]
Form
Bark
Leaves
Distribution and habitatedit
It is found in Taiwan. It is a common species growing on riverbanks from near sea level to 2,900 metres (9,500 ft).[2] It is commonly found in disturbed habitats as a pioneer species.[3]
Ecologyedit
Alnus formosana flowers between May–June, fruiting between July–September.[2]
Usesedit
This tree is used for soil improvement.[3] It also finds use in gardens and as a windbreak. The tree trunks is also used in paper pulping and cultivating snow fungus and shiitake.[4]
The Atayal people uses A. formosana as a cover crop after clearing a new field, the traditional wisdom being that the soil becomes rich when it is cut cleared again in 10 to 15 years.[3][5] It is also used in the Pas-ta'ai ritual of the Saisiyat people.[6]
Early Han settlers of Taiwan name some places after the occurrence of the plant, the belief being that its occurrence is linked to ground collapse.[7]
Referencesedit
^"Alnus formosana (Burkill) Makino". Plants of the World Online. Royal Botanical Gardens Kew. Retrieved 5 January 2019.
^ abcdPei-chun Li & Alexei K. Skvortsov. "Alnus formosana". Flora of China. Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA. Retrieved 10 September 2012.
^"台灣赤楊" [A. formosana]. kplant.biodiv.tw. from the original on 2020-08-07. Retrieved 2017-03-27.
^COA. . www.coa.gov.tw. Archived from the original on 2017-03-28. Retrieved 2017-03-27.
^. web.chu.edu.tw. Archived from the original on 2017-02-24. Retrieved 2017-03-27.
^. recreation.forest.gov.tw. Archived from the original on 2017-03-28. Retrieved 2017-03-27.
January 01, 1970
alnus, formosana, formosan, alder, species, alder, endemic, taiwan, medium, sized, tree, metres, height, centimetres, trunk, diameter, formosan, alder, leaves, female, infructescences, scientific, classification, kingdom, plantae, clade, tracheophytes, clade, . Alnus formosana the Formosan alder is a species of alder endemic to Taiwan 1 It is a medium sized tree up to 20 metres 66 ft in height 2 and 40 centimetres 16 in in trunk diameter 3 Formosan alder Leaves and female infructescences Scientific classification Kingdom Plantae Clade Tracheophytes Clade Angiosperms Clade Eudicots Clade Rosids Order Fagales Family Betulaceae Genus Alnus Subgenus Alnus subg Clethropsis Species A formosana Binomial name Alnus formosana Burkill Makino Synonyms Alnus maritima Marshall Nuttall var formosana Burkill Alnus japonica Thunberg Steudel var formosana Callier Contents 1 Description 2 Distribution and habitat 3 Ecology 4 Uses 5 ReferencesDescription editThe formosan alder is a trees up to 20 meters in height with dark gray brown bark The petiole is 1 2 2 2 cm slender leaves elliptic or oblong lanceolate rarely ovate oblong 6 12 2 5 cm hairy in the axils of lateral veins beneath almost hairless above rounded or broadly cuneate base irregularly minutely serrated margin acuminate or acute apex lateral veins 6 or 7 on each side of the midrib It has one female inflorescence or 2 4 in a cluster ellipsoid 1 2 5 cm peduncle 3 5 mm 2 nbsp Form nbsp Bark nbsp LeavesDistribution and habitat editIt is found in Taiwan It is a common species growing on riverbanks from near sea level to 2 900 metres 9 500 ft 2 It is commonly found in disturbed habitats as a pioneer species 3 Ecology editAlnus formosana flowers between May June fruiting between July September 2 Uses editThis tree is used for soil improvement 3 It also finds use in gardens and as a windbreak The tree trunks is also used in paper pulping and cultivating snow fungus and shiitake 4 The Atayal people uses A formosana as a cover crop after clearing a new field the traditional wisdom being that the soil becomes rich when it is cut cleared again in 10 to 15 years 3 5 It is also used in the Pas ta ai ritual of the Saisiyat people 6 Early Han settlers of Taiwan name some places after the occurrence of the plant the belief being that its occurrence is linked to ground collapse 7 References edit Alnus formosana Burkill Makino Plants of the World Online Royal Botanical Gardens Kew Retrieved 5 January 2019 a b c d Pei chun Li amp Alexei K Skvortsov Alnus formosana Flora of China Missouri Botanical Garden St Louis MO amp Harvard University Herbaria Cambridge MA Retrieved 10 September 2012 a b c d 臺灣樹木解說第參冊 Taiwan s Trees Volume 3 臺北市 行政院農業委員會 1999 p 20 台灣赤楊 A formosana kplant biodiv tw Archived from the original on 2020 08 07 Retrieved 2017 03 27 COA 泰雅族傳統 農林混合作業 所蘊含的生態知識 論南澳鄉金洋村的赤楊木栽植 農委會 www coa gov tw Archived from the original on 2017 03 28 Retrieved 2017 03 27 矮靈祭 web chu edu tw Archived from the original on 2017 02 24 Retrieved 2017 03 27 森態資料庫介紹 台灣山林悠遊網 recreation forest gov tw Archived from the original on 2017 03 28 Retrieved 2017 03 27 Retrieved from https en wikipedia org w index php title Alnus formosana amp oldid 1139836863, wikipedia, wiki, book, books, library,
