Taxon Report

Muhlenbergia californica Vasey

California muhly

Print Report

Classification


Scientific Name:	Muhlenbergia californica Vasey
Common Name:	California muhly
Family:	Poaceae
Element Code:	PMPOA480A0
USDA Plants Symbol:	MUCA
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial rhizomatous herb
Blooming Period: Jun-Sep	Jun-Sep
Elevation:	100-2000 (330-6560)
General Habitats:	Chaparral, Coastal scrub, Lower montane coniferous forest, Meadows and seeps
Microhabitat:	Mesic, Seeps, Streambanks
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G4
State Rank:	S4
State List:	None
Fed List:	None
Other Status:	SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	5
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	5

Location


California Endemic: True
California Counties and Islands: Name (Code)
Los Angeles (LAX), Riverside (RIV), San Bernardino (SBD)
Quads: Name (Quad Code)
Butler Peak (3411731), Chilao Flat (3411831), Condor Peak (3411832), Crystal Lake (3411737), Cucamonga Peak (3411725), Guasti (3411715), Harrison Mtn. (3411722), Keller Peak (3411721), Mescal Creek (3411746), Mount San Antonio (3411736), Mt. Baldy (3411726), Mt. Wilson (3411821), Ontario (3411716), San Bernardino North (3411723), San Gorgonio Mtn. (3411617), Telegraph Peak (3411735), Valyermo (3411747), White Water (3311686)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	%

Notes



Threatened by recreational activities and water diversion. See Botanical Gazette 7:92 (1882) for original description.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 8 January 2025].