Taxon Details

Streptanthus vernalis

early jewelflower

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Taxon Summary:

Streptanthus vernalis, commonly known as early jewelflower, is a annual herb in the Brassicaceae that is found only in California. It occurs within Chaparral, and Closed-cone coniferous forest, growing at elevations from 610 to 610 meters. Streptanthus vernalis is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Streptanthus vernalis R. O'Donnell & R.W. Dolan
Common Name: early jewelflower
Family:	Brassicaceae
Element Code:	PDBRA2G120
USDA Plants Symbol:	STVE7
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:	G1
State Rank:	S1
Other Status:	BLM_S; SB_UCBG
CRPR Changes: added to 1B.2 on 2009-02-04
Add Date:	2009-02-04
Date Edited:	2023-10-03

Ecology and Life History

Lifeform: annual herb

Blooming Period: Mar-May

Elevation:
610 - 610 meters
2000 - 2000 feet

General Habitats:

Closed-cone coniferous forest
Chaparral

Microhabitat Details:

Microhabitat:

Serpentine

Notes

Notes: Known only from vicinity of Three Peaks. See Madroño 52(3):202-206 (2005) for original description.
Threats: Potentially threatened by vehicles.
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	1
	Total EOs	% of EOs
EOs with Threat Listed:	1	100 %
ORV activity	1	100%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					1
A	B	C	D	X	U
0	0	0	0	0	1

Occurrence Status:
Historical >20 Years	1
Recent <=20 Years	0

Presence:
Presumed Extant	1
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Lake (LAK)

Quads: Name (Quad Code)
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