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Centromadia pungens

January 01, 1970

Centromadia pungens, the common spikeweed[2] or common tarweed,[3] is a species of North American plants in the tribe Madieae within the family Asteraceae. It is native to northern Baja California and the western United States (California, Oregon, Washington, Idaho, Nevada, Arizona). The plant is considered a noxious weed in parts of the Pacific Northwest.[4][5]

Centromadia pungens
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Centromadia
Species:
C. pungens
Binomial name
Centromadia pungens
Synonyms[1]
  • Centromadia maritima Greene
  • Hartmannia pungens Hook. & Arn.
  • Hemizonia pungens (Hook. & Arn.) Torr. & A.Gray

Centromadia pungens is an herb up to 120 cm (47 in) tall. It produces arrays of numerous yellow flower heads with both ray florets and disc florets.[6][7][8]

Subspecies[1]
  • Centromadia pungens subsp. laevis (D.D.Keck) B.G.Baldwin - Baja California, southern California
  • Centromadia pungens subsp. pungens - most of species range

References edit

  1. ^ a b The Plant List Centromadia pungens (Hook. & Arn.) Greene
  2. ^ (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-06-26. Retrieved 2014-10-17.
  3. ^ USDA, NRCS (n.d.). "Centromadia pungens". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 5 June 2015.
  4. ^ Biota of North America Program 2014 county distribution map
  5. ^ Calflora taxon report, University of California, Centromadia pungens (Hook. & Arn.) Greene, common tarweed
  6. ^ Flora of North America, Spikeweed, Centromadia Greene
  7. ^ Greene, Edward Lee 1894. Manual of the Botany of the Region of San Francisco Bay 196
  8. ^ Torrey, John & Gray, Asa 1843. Flora of North America 2(3): 399

External links edit

  • Calflora Database: Centromadia pungens (Common spikeweed, Common tarweed)
  • Jepson eFlora (TJM2): Centromadia pungens
  • USDA Plants Profile for Centromadia pungens (common tarweed)
  •   Media related to Centromadia pungens at Wikimedia Commons


 

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January 01, 1970
centromadia, pungens, common, spikeweed, common, tarweed, species, north, american, plants, tribe, madieae, within, family, asteraceae, native, northern, baja, california, western, united, states, california, oregon, washington, idaho, nevada, arizona, plant, . Centromadia pungens the common spikeweed 2 or common tarweed 3 is a species of North American plants in the tribe Madieae within the family Asteraceae It is native to northern Baja California and the western United States California Oregon Washington Idaho Nevada Arizona The plant is considered a noxious weed in parts of the Pacific Northwest 4 5 Centromadia pungens Scientific classification Kingdom Plantae Clade Tracheophytes Clade Angiosperms Clade Eudicots Clade Asterids Order Asterales Family Asteraceae Genus Centromadia Species C pungens Binomial name Centromadia pungens Hook amp Arn Greene Synonyms 1 Centromadia maritima Greene Hartmannia pungens Hook amp Arn Hemizonia pungens Hook amp Arn Torr amp A Gray Centromadia pungens is an herb up to 120 cm 47 in tall It produces arrays of numerous yellow flower heads with both ray florets and disc florets 6 7 8 Subspecies 1 Centromadia pungens subsp laevis D D Keck B G Baldwin Baja California southern California Centromadia pungens subsp pungens most of species rangeReferences edit a b The Plant List Centromadia pungens Hook amp Arn Greene BSBI List 2007 xls Botanical Society of Britain and Ireland Archived from the original xls on 2015 06 26 Retrieved 2014 10 17 USDA NRCS n d Centromadia pungens The PLANTS Database plants usda gov Greensboro North Carolina National Plant Data Team Retrieved 5 June 2015 Biota of North America Program 2014 county distribution map Calflora taxon report University of California Centromadia pungens Hook amp Arn Greene common tarweed Flora of North America Spikeweed Centromadia Greene Greene Edward Lee 1894 Manual of the Botany of the Region of San Francisco Bay 196 Torrey John amp Gray Asa 1843 Flora of North America 2 3 399External links editCalflora Database Centromadia pungens Common spikeweed Common tarweed Jepson eFlora TJM2 Centromadia pungens USDA Plants Profile for Centromadia pungens common tarweed nbsp Media related to Centromadia pungens at Wikimedia Commons nbsp This Asteroideae article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Centromadia pungens amp oldid 1094744477, wikipedia, wiki, book, books, library,

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