Species Details

Sidalcea covillei

Owens Valley checkerbloom

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Classification

Scientific Name: Sidalcea covillei Greene
Common Name: Owens Valley checkerbloom
Family:	Malvaceae
Element Code:	PDMAL11040
USDA Plants Symbol:	SICO2
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	CE (1979-07-01)
Global Rank:	G2
State Rank:	S2
Other Status:	BLM_S; SB_SBBG
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Apr-Jun

Elevation:
1095 - 1415 meters
3595 - 4645 feet

General Habitats:

Chenopod scrub
Meadows and seeps

Microhabitat Details:

Microhabitat:

Alkaline
Mesic

Notes

Notes: Threatened by development, lowering of water table, non-native plants, grazing, and meadow succession. See Cybele Columbiana 1:35 (1914) for original description, and Fremontia 5(4):34-35 (1978), 6(3):26-27 (1978), and 8(4):16 (1981) for discussion of threats.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	11
	Total EOs	% of EOs
EOs with Threat Listed:	38	88 %
Grazing	34	79%
Other	9	20%
Road/trail construction/maint.	7	16%
Foot traffic/trampling	7	16%
Development	5	11%
Altered flood/tidal/hydrologic regime	5	11%
Non-native plant impacts	5	11%
Groundwater pumping	3	6%
ORV activity	2	4%
Dam/Inundation	2	4%
Vandalism/dumping/litter	1	2%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					43
A	B	C	D	X	U
1	25	10	3	3	1

Occurrence Status:
Historical >20 Years	20
Recent <=20 Years	23

Presence:
Presumed Extant	40
Possibly Extirpated	1
Presumed Extirpated	2

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Inyo (INY)

Quads: Name (Quad Code)
Big Pine (3711823), Bishop (3711834), Coso Junction (3611718), Fish Slough (3711844), Fish Springs (3711813), Haiwee Pass (3611821), Haiwee Reservoirs (3611728)*, Independence (3611872), Laws (3711843), Lone Pine (3611851), Long Canyon (3611811), Manzanar (3611862), Olancha (3611831), Poleta Canyon (3711833), Rovana (3711845), Union Wash (3611861)*, Upper Centennial Flat (3611727), Vermillion Canyon (3611738)

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