Taxon  Report   697 
Arrhenatherum elatius  (L.) J.S. Presl & C. Presl
Tall oatgrass
Arrhenatherum elatius
© 2003 Craig Smith
Click on a photo to see it bigger.
Arrhenatherum elatius
© 2013 Trent M. Draper
Arrhenatherum elatius
© 2013 Trent M. Draper
Arrhenatherum elatius, a monocot, is a perennial grass that is not native to California; it was introduced from elsewhere and naturalized in the wild.

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Plant Characteristics
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Bloom Period
Arrhenatherum elatius
© 2010 National Park Service
Family: POACEAE  
Genus: Arrhenatherum
escaped cultivar
Wetlands:Usually occurs in non wetlands, but occasionally found in wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Arrhenatherum elatius

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

TJM2: Arrhenatherum elatius ssp. bulbosum
TJM2: Arrhenatherum elatius var. biaristatum
More information about  Arrhenatherum elatius
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Photos on CalPhotos / Google Images
Photos and ID tips from

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


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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 25, 2017).

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