Taxon Details

Streptanthus longisiliquus

long-fruit jewelflower

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Taxon Summary:

Streptanthus longisiliquus, commonly known as long-fruit jewelflower, is a perennial herb in the Brassicaceae that is found only in California. It occurs within Cismontane woodland, and Lower montane coniferous forest, growing at elevations from 715 to 1500 meters. Streptanthus longisiliquus is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification

Scientific Name: Streptanthus longisiliquus G. Clifton & R. Buck
Common Name: long-fruit jewelflower
Family:	Brassicaceae
Element Code:	PDBRA2G400
USDA Plants Symbol:	STLO7
Synonyms/Other Names: Streptanthus longisiliqus G. Clifton & R. Buck
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	4.3
Fed List:	None
State List:	None
Global Rank:	G3
State Rank:	S3
Other Status:
CRPR Changes:
Add Date:	2007-08-31
Date Edited:	2022-06-08

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Apr-Sep

Elevation:
715 - 1500 meters
2345 - 4920 feet

General Habitats:

Cismontane woodland
Lower montane coniferous forest

Microhabitat Details:

Microhabitat:

Openings

Notes

Notes: Does this plant occur in NEV, PLU, or YUB Cos.? Possibly threatened by logging and vehicles. See S. campestris in TJM (1993). See Madroño 54(1): 94-95 (2007) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	0
	Total EOs	% of EOs
EOs with Threat Listed:	0	0 %

Occurrence Data from the CNDDB

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

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

Presence:
Presumed Extant	0
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Butte (BUT), El Dorado (ELD), Nevada (NEV), Placer (PLA), Shasta (SHA), Tehama (TEH)

Quads: Name (Quad Code)
Berry Creek (3912164), Big Bend (4112118), Butte Meadows (4012115), Chalk Mtn. (4012187), Devils Parade Ground (4012116), Humboldt Peak (4012124), Michigan Bluff (3912016), North Bloomfield (3912038), Onion Butte (4012125), Pollock Pines (3812075), Pulga (3912174), Riverton (3812074), Roaring Creek (4012188)

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