Santa Monica Mountains National Recreation Area

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Russian Knapweed *
Rhaponticum repens ◊

TJM1: Acroptilon repens.
TJM2: Acroptilon repens.
F N A: Acroptilon repens.
A N F: Acroptilon repens.

Family: Asteraceae(discoid) (SUNFLOWER).
Other common names: hardheads.

Location: 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.

◊ This name is from the Jepson eFlora. It is more current than the TJM2 name.

 Thumbnail Picture of Russian Knapweed




Detailed Picture 1 of Rhaponticum repens


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Detailed Picture 5 of Rhaponticum repens




ANF Description


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