Calflora
Taxon  Report   6652    
Pleuropogon refractus  (A. Gray) Benth. ex Vasey
Nodding semaphore grass,  Nodding semaphoregrass
Pleuropogon refractus
© 2012 Asa Spade
Photos from
CalPhotos / Calflora
Pleuropogon refractus
© 2014 Sierra Pacific Industries
Pleuropogon refractus
© 2005 Doreen L. Smith
Pleuropogon refractus, a monocot, is a perennial grass (rhizomatous) that is native to California, is also found outside of California, but is confined to western North America.
also called Lophochlaena refracta var. refracta
CNPS Rare Plant Rank: 4.2 (limited distribution).   8th Edition

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
Pleuropogon refractus
© 2004 Dean Wm. Taylor
Family: POACEAE  
Genus: Pleuropogon
Communities: Yellow Pine Forest, Redwood Forest, Douglas-Fir Forest, wetland-riparian

Wetlands: Occurs in wetlands

Habitat: riparian, meadows

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
PLANTS: Lophochlaena refracta
CNPS: Lophochlaena refracta var. refracta
More information about  Pleuropogon refractus
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (PLRE2)

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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: https://www.calflora.org/   (Accessed: Nov 14, 2018).

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