Taxon  Report   1145    
Brassica rapa  L.
Common mustard,  Field mustard, Rape mustard
Brassica rapa
© 2017 Cynthia Powell
Photos from
CalPhotos / Calflora
Brassica rapa
© 2018 Angelique Herman
Brassica rapa
© 2017 Barbara Boethling
Brassica rapa, a dicot, is an annual herb that is not native to California; it was introduced from elsewhere and naturalized in the wild. Cal-IPC rating: Limited

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Brassica rapa
© 2008 Neal Kramer
Genus: Brassica
Subspecies and Varieties:
Communities: weed, characteristic of disturbed places

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Habitat: disturbed

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
ICPN: Brassica campestris
ICPN: Brassica rapa var. rapa
More information about  Brassica rapa
Photos on   /   Google Images
UC Integrated Pest Management Weed Photo Gallery
(profile of this plant as an agricultural weed)

Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 18, 2019).