Calflora, a 501c3 non-profit
Distribution by County   9303    
Centaurea ×moncktonii  C. E. Britton

(not an active name)
Meadow knapweed
Centaurea ×moncktonii is an annual or perennial herb that is not native to California.
Record Count by County

Butte: 1 Humboldt: 1 Shasta: 1 Siskiyou: 4

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]. 2026. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 04/21/2026).