Calflora
Taxon  Report   4306 
Hyparrhenia hirta  (L.) Stapf
Thatching grass
Hyparrhenia hirta
© 2008 Steve Matson
Click on a photo to see it bigger.
CalPhotos
Hyparrhenia hirta, a monocot, is a perennial grass that is not native to California; it was introduced from elsewhere and naturalized in the wild.
Cal-IPC classifies this plant as a high risk of becoming invasive in California.

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
Hyparrhenia hirta
© 2008 Steve Matson
Family: POACEAE  
Genus: Hyparrhenia
Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Andropogon hirtus
More information about  Hyparrhenia hirta
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)

USDA PLANTS Profile (HYHI)

Search the International Plants Names Index

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 24, 2017).

The information on this page comes from diverse sources. None of the links are sponsored.