Taxon Details

Streptanthus morrisonii ssp. elatus

Three Peaks jewelflower

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Taxon Summary:

Streptanthus morrisonii ssp. elatus, commonly known as Three Peaks jewelflower, is a perennial herb in the Brassicaceae that is found only in California. It occurs within Chaparral, growing at elevations from 90 to 815 meters. Streptanthus morrisonii ssp. elatus is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Streptanthus morrisonii F.W. Hoffm. ssp. elatus F.W. Hoffm.
Common Name: Three Peaks jewelflower
Family:	Brassicaceae
Element Code:	PDBRA2G0S1
USDA Plants Symbol:	STMOE
Synonyms/Other Names: Streptanthus morrisonii F.W. Hoffm.
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G2T1
State Rank:	S1
Other Status:	BLM_S
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Sep

Elevation:
90 - 815 meters
295 - 2675 feet

General Habitats:

Chaparral (serpentinite)

Microhabitat Details:

Microhabitat:

Notes

Notes: Threatened by herbivory. See Streptanthus morrisonii in The Jepson Manual. See Madroño 11(6):228 (1952) for original description and 36(1):33-40 (1989) for additional information.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	2
	Total EOs	% of EOs
EOs with Threat Listed:	1	14 %
Improper burning regime	1	14%
ORV activity	1	14%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					7
A	B	C	D	X	U
0	2	0	0	0	5

Occurrence Status:
Historical >20 Years	6
Recent <=20 Years	1

Presence:
Presumed Extant	7
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Lake (LAK), Napa (NAP)

Quads: Name (Quad Code)
Aetna Springs (3812264), Detert Reservoir (3812265)

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