Taxon  Report   5850 
Neostapfia colusana  (Burtt Davy) Burtt Davy
Colusa grass,  Colusagrass
Neostapfia colusana
© 2009 Doug Wirtz
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Neostapfia colusana, a monocot, is an annual grass that is native to California and is endemic (limited) to California.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 1B.1 (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition

It is listed by the State of California as Endangered and by the Federal Government as 'Threatened '.

Interactive Distribution Map

Observation Hotline
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point, line, or polygon

one or more occurrences
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Plant Characteristics
and Associations

Bloom Period
Neostapfia colusana
© Rick York and CNPS
Family: POACEAE  
Genus: Neostapfia
Valley Grassland, Freshwater Wetlands, wetland-riparian
Habitat: vernal-pools [CNPS Inventory]
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Neostapfia colusana

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

PLANTS: Anthochloa colusana
PLANTS: Davyella colusana
PLANTS: Stapfia colusana
More information about  Neostapfia colusana
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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 25, 2016).

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