Species Details

Imperata brevifolia

California satintail

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Classification

Scientific Name: Imperata brevifolia Vasey
Common Name: California satintail
Family:	Poaceae
Element Code:	PMPOA3D020
USDA Plants Symbol:	IMBR2
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	2B.1
Fed List:	None
State List:	None
Global Rank:	G3
State Rank:	S3
Other Status:	SB_CalBG/RSABG; SB_SBBG; USFS_S
CRPR Changes: changed from 2.1 to 2B.1 on 2013-06-12 changed from 1B.1 to 2.1 on 2006-12-26 added to 1B.1 on 2006-10-02
Add Date:	2006-12-26
Date Edited:	2023-12-05

Ecology and Life History

Lifeform: perennial rhizomatous herb

Blooming Period: Sep-May

Elevation:
0 - 1215 meters
0 - 3985 feet

General Habitats:

Chaparral
Coastal scrub
Mojavean desert scrub
Meadows and seeps (often alkali)
Riparian scrub

Microhabitat Details:

Microhabitat:

Mesic

Notes

Notes: Many collections old; need field surveys. Records from BUT, THE, and LAK counties may represent escapes from ornamental plantings. See Bulletin of the Torrey Botanical Club 13: 26 (1886) for original description.
Threats: Threatened by development and agriculture. Mistakenly classified as a noxious weed in California from 1960 to 2004.
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	1
	Total EOs	% of EOs
EOs with Threat Listed:	3	9 %
Development	3	9%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					32
A	B	C	D	X	U
0	0	0	1	0	31

Occurrence Status:
Historical >20 Years	27
Recent <=20 Years	5

Presence:
Presumed Extant	32
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Arizona (AZ), Baja California (BA), California (CA), Nevada (NV), New Mexico (NM)*, Texas (TX), Utah (UT)

California Counties and Islands: Name (Code)
Butte (BUT), Fresno (FRE), Imperial (IMP), Inyo (INY), Kern (KRN), Lake (LAK)*, Los Angeles (LAX), Orange (ORA), Riverside (RIV), San Bernardino (SBD), Tehama (TEH), Tulare (TUL), Ventura (VEN)

Quads: Name (Quad Code)
Azusa (3411728), Blythe NE (3311465), Campbell Mound (3912187), Canada Gobernadora (3311755), Clearlake Highlands (3812286), Clovis (3611976), Condor Peak (3411832), Craig Canyon (3611767), East of Tin Mountain (3611783), Fresno North (3611977)?, Fresno South (3611967), Furnace Creek (3611647), Glendora (3411727)?, Gosford (3511931)?, Harrison Mtn. (3411722), Heber (3211565), Keller Peak (3411721), Malaga (3611966), Matilija (3411943), Nevares Peak (3611657), New York Butte (3611768), Oildale (3511941), Palm Springs (3311675), Panamint Butte (3611743), Paradise West (3912176), Piedra (3611974), Redlands (3411712)?, Reedley (3611954), Richardson Springs (3912177), San Bernardino North (3411723), San Jacinto (3311678), Scottys Castle (3711713), Visalia (3611933), Wahtoke (3611964), Wheeler Springs (3411953), Whispering Pines (3812276)*, White Water (3311686), Yucaipa (3411711)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

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Selected References

CNPS Status Review:

CRPR List Addition on 2006-12-26