Taxon Details

Draba sierrae

Sierra draba

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Taxon Summary:

Draba sierrae, commonly known as Sierra draba, is a perennial herb in the Brassicaceae that is found only in California. It occurs within Alpine boulder and rock field (carbonate, and granitic), growing at elevations from 3500 to 4265 meters. Draba sierrae is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.

Classification

Scientific Name: Draba sierrae C.W. Sharsm.
Common Name: Sierra draba
Family:	Brassicaceae
Element Code:	PDBRA112A0
USDA Plants Symbol:	DRSI
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G3
State Rank:	S3
Other Status:
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Aug

Elevation:
3500 - 4265 meters
11485 - 13995 feet

General Habitats:

Alpine boulder and rock field (carbonate, granitic)

Microhabitat Details:

Microhabitat:

Notes

Notes: Specimens from the White Mountains area need verification. See Madroño 5:149 (1940) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					13
A	B	C	D	X	U
3	0	0	0	0	10

Occurrence Status:
Historical >20 Years	10
Recent <=20 Years	3

Presence:
Presumed Extant	13
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Fresno (FRE), Inyo (INY)

Quads: Name (Quad Code)
Mount Tom (3711836), Mt. Abbot (3711847), Mt. Hilgard (3711837), Mt. Morgan (3711846), Mt. Thompson (3711825), North Palisade (3711815)

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