Taxon Details

Bouteloua eriopoda

black grama

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Taxon Summary:

Bouteloua eriopoda, commonly known as black grama, is a perennial stoloniferous herb in the Poaceae that is found in California and elsewhere. It occurs within Joshua tree "woodland", and Pinyon and juniper woodland, growing at elevations from 900 to 1900 meters. Bouteloua eriopoda is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.

Classification

Scientific Name: Bouteloua eriopoda (Torr.) Torr.
Common Name: black grama
Family:	Poaceae
Element Code:	PMPOA10080
USDA Plants Symbol:	BOER4
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	4.2
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S4
Other Status:	SB_CalBG/RSABG
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial stoloniferous herb

Blooming Period: May-Aug

Elevation:
900 - 1900 meters
2955 - 6235 feet

General Habitats:

Joshua tree "woodland"
Pinyon and juniper woodland

Microhabitat Details:

Microhabitat:

Notes

Notes: Threatened by grazing. See Report of the Pacific Railroad Expedition 4(5):155 (1856) for revised nomenclature, and Annals of the Missouri Botanical Garden 66(3):397-398 (1979) for taxonomic treatment.
Threats:
Taxonomy:

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

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

Occurrence Status:
Historical >20 Years	0
Recent <=20 Years	0

Presence:
Presumed Extant	0
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Arizona (AZ), Baja California (BA), California (CA), Colorado (CO), Kansas (KS), Nevada (NV), New Mexico (NM), Oklahoma (OK), Texas (TX), Utah (UT), Wyoming (WY)

California Counties and Islands: Name (Code)
San Bernardino (SBD)

Quads: Name (Quad Code)
Castle Peaks (3511532), Cave Mountain (3511613), Cima Dome (3511535), Clark Mtn. (3511555), Columbia Mtn. (3511514), Crescent Peak (3511542), Hackberry Mountain (3511512), Hart Peak (3511531), Ivanpah (3511533), Joshua (3511534), Mescal Range (3511545), Mesquite Mountains (3511566), Mid Hills (3511524), Mineral Hill (3511544), Pinto Valley (3511523), Solomons Knob (3511547), Valley Wells (3511546)

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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CNPS Rare Plant Inventory