Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Rigiopappus is a genus of North American plants in the aster tribe within the sunflower family. It is closely related to genus Pentachaeta. The only known species is Rigiopappus leptocladus, sometimes known as wireweed. It is an annual plant sending up slender stems terminating in small daisylike yellow flowers. It is native to the western United States (California, Nevada, Oregon, Washington, Idaho).

Plant type

Annual herb

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Color

Yellow

Plant communities

Chaparral, Foothill Woodland, Valley Grassland, Yellow Pine Forest