Taxon  Report   1218 
Bromus tectorum  L.
Cheatgrass,  downy brome, Downy brome grass, Downy chess
Bromus tectorum
© 2001 Joe DiTomaso
Click on a photo to see it bigger.
Bromus tectorum
© 2001 Joe DiTomaso
Bromus tectorum
© 2007 Jason E. Willand
Bromus tectorum, a monocot, is an annual grass that is not native to California; it was introduced from elsewhere and naturalized in the wild.
It is an invasive plant. The California Invasive Plant Council classifies its potential impact on native ecosystems as high (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

Bloom Period
Bromus tectorum
© 2008 Gary A. Monroe
Family: POACEAE  
Genus: Bromus
weed, characteristic of disturbed places
Habitat: disturbed [Walker]
Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Anisantha tectorum
PLANTS: Bromus tectorum var. hirsutus
PLANTS: Bromus tectorum var. nudus
TJM2 + PLANTS: Bromus tectorum var. glabratus
More information about  Bromus tectorum
Photos on CalPhotos / Google Images
Photos and ID tips from

UC Integrated Pest Management Weed Photo Gallery
(profile of this plant as an agricultural weed)

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 24, 2016).

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