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Russian Knapweed *
Acroptilon repens

Family: Asteraceae (SUNFLOWER).
Other common names: hardheads.
Generic common name: RUSSIAN KNAPWEED, HARDHEADS.

Rancho Sierra Vista/Satwiwa: Near Equestrian parking lot, disturbed grassland, June 2005.

Characteristics: Non-Native, Red, Medium, Solitary, Simple, Herbaceous, Perennial, Late Spring, Summer.

Note: Invasive exotic, NOXIOUS WEED. 		Thumbnail Picture of Acroptilon repens




Detailed Picture 1 of Acroptilon repens


Detailed Picture 2 of Acroptilon repens


Detailed Picture 3 of Acroptilon repens


Detailed Picture 4 of Acroptilon repens




Detailed description from UCLA website (in PDF format)




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