Gutierrezia arizonica

Gutierrezia arizonica is a North American species of flowering plant in the family Asteraceae known by the common name Arizona snakeweed. It is native to Arizona in the United States and Sonora in northwestern Mexico.[2][3]

Gutierrezia arizonica
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Gutierrezia
Species:
G. arizonica
Binomial name
Gutierrezia arizonica
(A.Gray) M.A.Lane 1980
Synonyms[1]
  • Greenella arizonica A.Gray 1880
  • Xanthocephalum arizonicum (A.Gray) Shinners

Gutierrezia arizonica is an annual herb up to 30 cm (1 foot) in height. At the end of each branch there is an inflorescence of one or a few small flower heads just a few millimeters wide. The head contains 16-40 disc florets with 8-15 white ray florets around the edge.[4]

References
  1. The Plant List, Gutierrezia arizonica (A.Gray) M.A.Lane
  2. Biota of North America Program 2014 county distribution map
  3. SEINet, Southwestern Biodiversity, Arizona Chapter photos, description, distribution map
  4. Flora of North America, Gutierrezia arizonica (A. Gray) M. A. Lane, 1980. Arizona snakeweed


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