Species Details

Lewisia cotyledon var. heckneri

Heckner's lewisia

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Photo of Lewisia cotyledon var. heckneri

Classification

Scientific Name: Lewisia cotyledon (Wats.) Rob. var. heckneri (Mort.) Munz
Common Name: Heckner's lewisia
Family:	Montiaceae
Element Code:	PDPOR04052
USDA Plants Symbol:	LECOH
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G4T3
State Rank:	S3
Other Status:	BLM_S; SB_UCSC
CRPR Changes:
Add Date:	1980-01-01
Date Edited:	2022-03-01

Ecology and Life History

Lifeform: perennial herb
Blooming Period: May-Jul
Elevation: 225 - 2100 meters 740 - 6890 feet
General Habitat: Lower montane coniferous forest (rocky)
General Micro Habitat:
Micro Habitat:

Notes

Notes: Range overlaps with other varieties; identification difficult.
Threats: Possibly threatened by road widening and recreational activities.
Taxonomy:
Other:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					41
A	B	C	D	X	U
4	7	2	0	0	28

Occurrence Status:
Historical >20 Years	36
Recent <=20 Years	5

Presence:
Presumed Extant	41
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Humboldt (HUM), Shasta (SHA), Siskiyou (SIS), Trinity (TRI)

Quads: Name (Quad Code)
Bollibokka Mtn. (4012282), Boulder Peak (4112351), Bully Choop Mtn. (4012257), Caribou Lake (4112218), Carrville (4112216), Condrey Mtn. (4112288), Damnation Peak (4012285), Dedrick (4012371), Del Loma (4012373), Denny (4012384), Happy Camp (4112374), Hayfork Bally (4012362), Helena (4012372), Hoosimbim Mtn. (4012258), Horse Creek (4112278), Huckleberry Mtn. (4112363), Ironside Mtn. (4012374), Jim Jam Ridge (4012383), Junction City (4012361), McKinley Mtn. (4112277), Mt. Hilton (4012381), Preston Peak (4112375), Rush Creek Lakes (4012278), Siligo Peak (4012288), Thompson Peak (4112311), Thurston Peaks (4012382), Weaverville (4012268), Weitchpec (4112326), Whisky Bill Peak (4112215)

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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Counties Quads

Selected References

Species Account:

Lewisia cotyledon var. heckneri profile for potential Species of Conservation Concern evaluation (2018)