Calflora
Taxon  Report   6651    
Pleuropogon hooverianus  (L. D. Benson) J. T. Howell
North coast semaphore grass,  North coast semaphoregrass
Pleuropogon hooverianus
© 2001 Bart and Susan Eisenberg
Photos from
CalPhotos / Calflora
Pleuropogon hooverianus, a monocot, is a perennial grass (rhizomatous) that is native to California, is endemic (limited) to California.
also called Lophochlaena refracta var. hooverianus
CNPS Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

It is listed by the State of California as Threatened .

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 hooverianus
© 2001 Bart and Susan Eisenberg
Family: POACEAE  
Genus: Pleuropogon
Communities: Mixed Evergreen Forest, North Coastal Coniferous Forest, Freshwater Wetlands, wetland-riparian

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Habitat: meadows, vernal-pools

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
ICPN + PLANTS: Pleuropogon refractus var. hooverianus
CNPS + PLANTS: Lophochlaena refracta var. hooverianus
More information about  Pleuropogon hooverianus
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
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 (PLHO2)

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 16, 2018).

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