Species Details

Draba saxosa

Southern California rock draba

Download Report Calflora eFlora CCH CalPhotos

Classification

Scientific Name: Draba saxosa Davidson
Common Name: Southern California rock draba
Family:	Brassicaceae
Element Code:	PDBRA110Q2
USDA Plants Symbol:
Synonyms/Other Names: Draba corrugata var. saxosa

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G2G3
State Rank:	S2S3
Other Status:	SB_CalBG/RSABG; USFS_S
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2021-12-09

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Sep

Elevation:
2440 - 3600 meters
8005 - 11810 feet

General Habitats:

Alpine boulder and rock field
Subalpine coniferous forest
Upper montane coniferous forest

Microhabitat Details:

Microhabitat:

Rocky

Notes

Notes: Known only from the San Jacinto and Santa Rosa mountains. Possibly threatened by recreational activities. See Bulletin of the Southern California Academy of Sciences 19(1):11 (1920) for original description, Bulletin of the Torrey Botanical Club 49(12):352 (1922) for revised nomenclature, and University of Washington Publications in Biology 11:33 (1941) 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	%
No threats

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					8
A	B	C	D	X	U
0	1	0	0	0	7

Occurrence Status:
Historical >20 Years	4
Recent <=20 Years	4

Presence:
Presumed Extant	8
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Riverside (RIV)

Quads: Name (Quad Code)
San Jacinto Peak (3311676), Toro Peak (3311654)

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

Click on quad for name. Hold Shift Key to use mouse scroll wheel

CNPS Rare Plant Inventory