Centromadia fitchii
Appearance
Centromadia fitchii | |
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Scientific classification | |
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Binomial name | |
Centromadia fitchii | |
Synonyms[1] | |
Hemizonia fitchii A.Gray |
Centromadia fitchii, Fitch's spikeweed[2] or Fitch's tarweed,[3] is a species of North American plants in the tarweed tribe within the sunflower family. It is native to California and southwestern Oregon.[4][5]
Centromadia fitchii is an herb up to 50 cm (20 inches) tall. It produces arrays of numerous yellow flower heads with both ray florets and disc florets. [6][7][8]
References
- ^ The Plant List, Centromadia fitchii (A.Gray) Greene
- ^ "BSBI List 2007". Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-02-25. Retrieved 2014-10-17.
- ^ USDA, NRCS (n.d.). "Hemizonia fitchii". 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 fitchii (A.Gray) Greene, Spikeweed
- ^ Flora of North America, Spikeweed, Centromadia Greene
- ^ Greene, Edward Lee 1894. Manual of the Botany of the Region of San Francisco Bay 197
- ^ Gray, Asa 1857. Reports of explorations and surveys: to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean, made under the direction of the Secretary of War 4: 109 as Hemizonia fitchii
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