Centromadia fitchii

Centromadia fitchii, common name 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
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Genus:
Centromadia
Species:
C. fitchii
Binomial name
Centromadia fitchii
Synonyms[1]

Hemizonia fitchii A.Gray

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
  1. The Plant List, Centromadia fitchii (A.Gray) Greene
  2. "BSBI List 2007". Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-01-25. Retrieved 2014-10-17.
  3. "Hemizonia fitchii". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 5 June 2015.
  4. Biota of North America Program 2014 county distribution map
  5. Calflora taxon report, University of California, Centromadia fitchii (A.Gray) Greene, Spikeweed
  6. Flora of North America, Spikeweed, Centromadia Greene
  7. Greene, Edward Lee 1894. Manual of the Botany of the Region of San Francisco Bay 197
  8. 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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