Ambrosia psilostachya
DC.
Ragweed, Western ragweed
Ambrosia psilostachya is a perennial herb that is native to California, and also found elsewhere in North America and beyond.
Bloom Period
The blue points on the map indicate observations in Calflora.
Click on the map to view observations within a specific county.
Click on the map to view observations within a specific county.
Jepson eFlora section:
eudicot
USDA PLANTS group:
Dicot
Occurs usually in non wetlands, occasionally in wetlands
disturbed
wetland-riparian, weed, characteristic of disturbed places
[Wikipedia] Medicinal Uses, Chemistry: This plant had a number of medicinal uses among several different Native American tribes, including the Cheyenne, Kumeyaay (Diegueno), and Kiowa people. Ambrosia psilostachya contains a group of phytochemicals called psilostachyins. (link added by Mary Ann Machi)
