Species: Helianthus ciliaris

Native from Arizona to Texas (Munz 1959). Noxious weed in California (Hickman 1993). Eastern to westcentral and southern New Mexico in damp alkaline soils (Martin and Hutchins 1980). Widespread in Arizona often in saline soil, 1,000 to 6,500 feet; sometimes a troublesome weed (Kearney and Peebles 1951).