Bromus japonicus Calflora

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Taxon Report

Bromus japonicus Thunb.

Downy sheathed cheat, Hairy chess, Japanese brome, Japanese chess

2005 Steve Matson

Bromus japonicus is an annual grasslike herb that is not native to California.

Cal-IPC rating: limited


	Plant Range Observation Search ~682 records in California Plant Characteristics one or more occurrences within a 7.5-minute quadrangle

Bloom Period

Photos on Calflora


Genus:	Bromus
Family:	Poaceae
Category:	angiosperm
PLANTS group:	Monocot
Jepson eFlora section: monocot

Habitat: disturbed

Communities: weed, characteristic of disturbed places

Name Status:
Accepted by JEF

Alternate Names:


POWO	Bromus japonicus ssp. japonicus

Information about Bromus japonicus from other sources


Jepson eFlora USDA PLANTS Profile (BRAR5) Photos on Calflora Photos on CalPhotos Google Images Photos on iNaturalist	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) BONAP Distribution Map Cal-IPC Profile rating: limited Consortium of California Herbaria 2	Add an Observation Location Suitability Distribution by County
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Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 05/16/2025).