Taxon  Report   11496 
Centaurea jacea  L.  ssp. nigra  (L.) Bonnier & Layens
Black knapweed
Centaurea jacea ssp. nigra
© 2005 Louis-M. Landry
Click on a photo to see it bigger.
Centaurea jacea ssp. nigra
© 2009 Phil Pullen
Centaurea jacea ssp. nigra
© 2002 Molly Elizabeth Bagley
Centaurea jacea ssp. nigra, a dicot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild.

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Centaurea jacea ssp. nigra
© 2005 Louis-M. Landry
Genus: Centaurea
Parent Record Centaurea jacea
Distribution by County 

Add an Observation of  Centaurea jacea ssp. nigra

Name Status:
Accepted by TJM2
Alternate Names:
(according to)

TJM2: Centaurea nigra
More information about  Centaurea jacea ssp. nigra
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Search (Flora of North America)

website references from Google

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]. 2017. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Apr 26, 2017).

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