Calflora
Taxon  Report   13132 
Centaurea jacea  L.  ssp. pratensis  (W.D.J. Koch) Čelak.
Meadow knapweed
Centaurea jacea ssp. pratensis
© 2011 Jean Pawek
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CalPhotos
Centaurea jacea ssp. pratensis
© 2014 Richard Spellenberg
Centaurea jacea ssp. pratensis
© 2014 Richard Spellenberg
Centaurea jacea ssp. pratensis, a dicot, is an annual or perennial herb that is not native to California.
Invasive. Cal-IPC classifies the impact of this plant on native ecosystems as moderate. Plant Profile / CalWeedMapper

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations
Centaurea jacea ssp. pratensis
© 2011 Jean Pawek
Family: ASTERACEAE  
Genus: Centaurea
Parent Record Centaurea jacea
Wetlands: Occurs usually in non wetlands, occasionally in wetlands
Distribution by County 

Add an Observation of  Centaurea jacea ssp. pratensis

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

TJM2: Centaurea debeauxii
More information about  Centaurea jacea ssp. pratensis
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Search efloras.org (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: http://www.calflora.org/   (Accessed: Oct 23, 2017).

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