CNPS Inventory Plant Detail

Streptanthus oliganthus

Common Name:	Masonic Mountain jewel-flower
Family:	Brassicaceae
Synonyms:
Element Code:	PDBRA2G0V0
Full Name:	Streptanthus oliganthus Roll.
USDA PLANTS Symbol:	STOL

Biology
Lifeform: perennial herb Blooming Period: June - July Habitat: • Pinyon and juniper woodland (volcanic or granitic, rocky)

Rarity Status
CA Rare Plant Rank: 1B.2 Rare, threatened, or endangered in California and elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2.2 S2: Imperiled. .2: Threatened. Global Rank: G3 G3: Vulnerable.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 18
Element Occurrence Ranks:

A B C D X U

1 3 1 1 0 12

Population Status:

Historic >20 yrs	Recent <=20 yrs
14	4

Presence:

Present Extant	Possibly Extirpated	Extirpated
18	0	0

Notes
Known in CA from fewer than twenty occurrences. Threatened by mining, grazing, and vehicles. On watch list in NV. See Contributions from the Dudley Herbarium 3:372 (1946) for original description. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 1974-01-01 Last Update: 2010-03-15

Location

Elevation: 1980 - 3050 meters

California Endemic: no

States: California, Nevada

California Counties and Islands: name (code)
Inyo (INY), Mono (MNO), Tuolumne (TUO)

Quads: name (DWR code) USGS code
Westgard Pass (412C) 37118C2, Kirkwood Spring (469B) 38118B8, Lundy (470C) 38119A2, Conway Stage Station (487A) 38119D1, Sweetwater Creek (487B) 38119D2, Bridgeport (487C) 38119C2, Dome Hill (487D) 38119C1, Mt. Patterson (488A) 38119D3, Chris Flat (488B) 38119D4, Sonora Pass (489C) 38119C6

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

1506

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-119.125,38.25