Rigiopappus

wireweed
Rigiopappus leptocladus
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Asterales
Family: Asteraceae
Tribe: Astereae
Genus: Rigiopappus
Species: R. leptocladus
Binomial name
Rigiopappus leptocladus
A.Gray

Rigiopappus is a genus of North American plants in the aster tribe within the sunflower family.[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]

References

  1. ↑ Gray, Asa. 1865. Proceedings of the American Academy of Arts and Sciences 6: 548
  2. ↑ Tropicos, Rigiopappus A. Gray
  3. ↑ Flora of North America, Vol. 20 Page 48, Rigiopappus A. Gray
  4. ↑ Flann, C (ed) 2009+ Global Compositae Checklist
  5. ↑ Biota of North America Program 2013 county distribution map

External links

Wikimedia Commons has media related to Rigiopappus.