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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
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

External links

• USDA Plants Profile for Gutierrezia wrightii (Wright's snakeweed)
• Photo of herbarium specimen at Missouri Botanical Garden, collected in New Mexico in 1851, isotype of Gutierrezia wrightii

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