| Rigiopappus | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Subfamily: | Asteroideae |
| Tribe: | Astereae |
| Subtribe: | Pentachaetinae |
| Genus: | Rigiopappus A.Gray |
| Species: | R. leptocladus |
| Binomial name | |
| Rigiopappus leptocladus | |
Rigiopappus is a genus of North American plants in the tribe Astereae within the family Asteraceae. [1] [2] [3] It is closely related to genus Pentachaeta .
- Species
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). [4] [5]
