Gutierrezia texana is a North American species of flowering plant in the family Asteraceae known by the common name Texas snakeweed. It is native to the south-central United States (New Mexico, Texas, Oklahoma, southwestern Arkansas, northwestern Louisiana) and northern Mexico as far south as Guanajuato and Hidalgo.Biota of North America Program 2014 county distribution map
Gutierrezia texana is an annual, hairless herb up to in height. The plant produces numerous flower heads in loose arrays. Each head usually has 5-36 ray flowers (though sometimes no rays) plus 7–48 disc flowers.Flora of North America, Gutierrezia texana (de Candolle) Torrey & A. Gray, 1842. Texas snakeweed
Varieties Gutierrezia texana var. glutinosa (S.Schauer) M.A.Lane Gutierrezia texana var. texana
References
External links USDA Plants Profile for Gutierrezia texana (Texas snakeweed) Photo of herbarium specimen at Missouri Botanical Garden, collected in Texas in 1828 — isotype of Gutierrezia texana.