Calflora, a 501c3 non-profit
Distribution by County   2323    
Conyza bilboana  E. J. Remy

(not an active name)
Horseweed
Conyza bilboana is an annual herb that is not native to California.
Record Count by County

Alameda: 1 Mendocino: 2 Sacramento: 1 Sonoma: 1
Butte: 11 Monterey: 1 San Bernardino: 4 Sutter: 3
Humboldt: 1 Napa: 2 San Diego: 9 Ventura: 2
Los Angeles: 4 Orange: 9 San Francisco: 19 Yuba: 2
Marin: 5 Riverside: 2 Santa Barbara: 1

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 12/22/2024).