Dieteria bigelovii

Dieteria bigelovii (Bigelow's tansyaster)[2] is a North American species of plants in the sunflower family. It is native to the southwestern United States (Arizona, New Mexico, Utah, Colorado, and Albany County in Wyoming).[3]

Dieteria bigelovii
Fig. nº 4
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Genus:
Dieteria
Species:
D. bigelovii
Binomial name
Dieteria bigelovii
(A.Gray) D.R.Morgan & R.L.Hartm.
Synonyms[1]

Dieteria bigelovii is a biennial or perennial herb. It produces several flower heads. Ray florets are female, blue or purple. Disc florets are yellow and bisexual.[4][5]

Varieties[1][4]
  • Dieteria bigelovii var. bigelovii - Colorado, New Mexico, Wyoming
  • Dieteria bigelovii var. commixta (Greene) D.R.Morgan & R.L.Hartm. - Wasatch Mountains in Utah
  • Dieteria bigelovii var. mucronata (Greene) D.R.Morgan & R.L.Hartm. - Kaibab Plateau in northern Arizona

References
  1. The Plant List Dieteria bigelovii (A.Gray) D.R.Morgan & R.L.Hartm.
  2. "Machaeranthera bigelovii var. bigelovii". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 21 June 2015.
  3. Biota of North America Program 2014 county distribution map
  4. Flora of North America, Dieteria bigelovii (A. Gray) D. R. Morgan & R. L. Hartman, Sida. 20: 1394. 2003.
  5. 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(5): 97


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