Taxon Report

Draba asterophora Pays. var. macrocarpa C.L. Hitchc.

Cup Lake draba

Print Report

Classification


Scientific Name:	Draba asterophora Pays. var. macrocarpa C.L. Hitchc.
Common Name:	Cup Lake draba
Family:	Brassicaceae
Element Code:	PDBRA110D2
USDA Plants Symbol:	DRASM
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: Jul-Aug(Sep)	Jul-Aug(Sep)
Elevation:	2500-2815 (8205-9235)
General Habitats:	Subalpine coniferous forest
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.1
Global Rank:	G2T1
State Rank:	S1
State List:	None
Fed List:	None
Other Status:	USFS_S
CRPR Changes:	changed from 1B.3 to 1B.1 on 2013-03-07

Occurrence Data from the CNDDB


Total Occurrences:	4
Element Occurrence Ranks:
Excellent (A)	1
Good (B)	2
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	1

Location


California Endemic: True
California Counties and Islands: Name (Code)
El Dorado (ELD)
Quads: Name (Quad Code)
Echo Lake (3812071)

Threat List Data from the CNDDB


Threat List Total:	4
EOs with Threat Listed:	Total EOs	% of EOs
	2	50 %
Foot traffic/trampling	2	50%
Recreational use (non-ORV)	1	25%
Road/trail construction/maint.	1	25%
Erosion/runoff	1	25%

Notes



Known from only near Cup Lake and Saucer Lake below Ralston Pk. Potentially threatened by foot traffic. A synonym of D. asterophora in TJM 2. See Proceedings of the Biological Society of Washington 11:64 (1941) for original description.
Threats:

Taxonomy:

Selected References

CRPR List Deletion on 2013-03-07

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].