Taxon Details

Sedum albomarginatum

Feather River stonecrop

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Taxon Summary:

Sedum albomarginatum, commonly known as Feather River stonecrop, is a perennial herb in the Crassulaceae that is found only in California. It occurs within Chaparral, and Lower montane coniferous forest, growing at elevations from 260 to 1950 meters. Sedum albomarginatum is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Sedum albomarginatum Clausen
Common Name: Feather River stonecrop
Family:	Crassulaceae
Element Code:	PDCRA0A030
USDA Plants Symbol:	SEAL2
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G2
State Rank:	S2
Other Status:	BLM_S; SB_UCSC; USFS_S
CRPR Changes:
Add Date:	1980-01-01
Date Edited:	2024-11-05

Ecology and Life History

Lifeform: perennial herb

Blooming Period: May-Jun

Elevation:
260 - 1950 meters
855 - 6400 feet

General Habitats:

Chaparral
Lower montane coniferous forest

Microhabitat Details:

Microhabitat:

Serpentine

Notes

Notes: Threatened by road construction and maintenance, horticultural collecting, and mining. Possibly threatened by road widening. See Sedum of North America North of the Mexican Plateau, p. 424-433 (1975) by R.T. Clausen for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	5
	Total EOs	% of EOs
EOs with Threat Listed:	8	53 %
Road/trail construction/maint.	6	40%
Erosion/runoff	3	20%
Logging	2	13%
Mining	1	6%
Improper burning regime	1	6%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					15
A	B	C	D	X	U
2	6	0	0	0	7

Occurrence Status:
Historical >20 Years	11
Recent <=20 Years	4

Presence:
Presumed Extant	15
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Butte (BUT), Plumas (PLU)

Quads: Name (Quad Code)
Almanor (4012122), Belden (4012113), Caribou (4012112), Pulga (3912174)

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