Species Details

Sedum sanhedrinum

Sanhedrin Mountain stonecrop

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Classification

Scientific Name: Sedum sanhedrinum Berger
Common Name: Sanhedrin Mountain stonecrop
Family:	Crassulaceae
Element Code:	PDCRA0A260
USDA Plants Symbol:
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G2G3
State Rank:	S2S3
Other Status:
CRPR Changes: added to 1B.2 on 2021-05-14
Add Date:	2021-05-14
Date Edited:	2023-04-04

Ecology and Life History

Lifeform: perennial herb

Blooming Period: May-Jul

Elevation:
1415 - 2285 meters
4645 - 7495 feet

General Habitats:

Chaparral
Lower montane coniferous forest
Upper montane coniferous forest

Microhabitat Details:

Microhabitat:

Gabbroic
Metamorphic
Openings
Rock crevices
Rocky
Serpentine
Talus

Notes

Notes: Possibly threatened by fire. Previously included in Sedum obtusatum subsp. retusum. See Phytotaxa 368: 1–61 (2018) for taxonomy.
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:					21
A	B	C	D	X	U
0	0	0	0	0	21

Occurrence Status:
Historical >20 Years	11
Recent <=20 Years	10

Presence:
Presumed Extant	21
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Colusa (COL), Lake (LAK), Mendocino (MEN), Tehama (TEH), Trinity (TRI)

Quads: Name (Quad Code)
Buck Rock (3912288), Crockett Peak (3912247), Fouts Springs (3912236), Hull Mountain (3912258), Mendocino Pass (3912278), Newhouse Ridge (3912371), North Yolla Bolly (4012228), Plaskett Ridge (3912268), Raglin Ridge (4012216), Sanhedrin Mtn. (3912351), South Yolla Bolly (4012217), Tomhead Mtn. (4012227)

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

Selected References

CNPS Status Review:	CRPR List Addition on 2021-05-14
Other:	USFS Potential Species of Conservation Concern Profile