Gutierrezia wrightii

Gutierrezia wrightii is a North American species of flowering plant in the family Asteraceae known by the common name Wright's snakeweed. It is native to the southwestern United States (Arizona and New Mexico) and northwestern Mexico (Sonora, Chihuahua, Sinaloa).[2]

Gutierrezia wrightii
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Gutierrezia
Species:
G. wrightii
Binomial name
Gutierrezia wrightii
A.Gray 1853
Synonyms[1]
  • Greenella discoidea A.Gray
  • Xanthocephalum discoideum (A.Gray) Shinners
  • Xanthocephalum wrightii (A.Gray) A.Gray

Gutierrezia wrightii is an annual herb up to 200 cm (79 in) in height. Leaves are narrowly lance-shaped, up to 7 cm (2.8 in) long. The plant produces numerous flower heads in loose arrays. Each head contains 30-60 disc florets with 8-19 yellow ray florets around the edge.[3]

References
  1. The Plant List, Gutierrezia serotina Greene
  2. Biota of North America Program 2014 county distribution map
  3. Flora of North America, Gutierrezia wrightii A. Gray, 1853. Wright’s snakeweed


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