CNPS

CNPS Rare Plant Inventory

Species Details

Streptanthus oblanceolatus

Trinity River jewelflower

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Photo by ©2009 Dana York max-height:128px; max-width:145px;
©2009 Dana York 		Photo by ©2009 Dana York max-height:128px; max-width:145px;
©2009 Dana York 		Photo by ©2010 Dana York max-height:128px; max-width:145px;
©2010 Dana York

Classification

Scientific Name:
Streptanthus oblanceolatus T.W. Nelson and J.P. Nelson
Common Name:
Trinity River jewelflower
Family: Brassicaceae
Element Code: PDBRA2G500
USDA Plants Symbol: STOB5
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G1
State Rank:
 S1
Other Status: USFS_S
CRPR Changes:
added to 1B.2 on 2010-01-04
Add Date: 2010-01-04
Date Edited: 2021-05-26

Ecology and Life History

Lifeform: perennial herb
Blooming Period: Apr-Jun
Elevation:
20 - 420 meters
65 - 1380 feet
General Habitat:
  • Cismontane woodland
General Micro Habitat:
Micro Habitat:

Notes

Notes:
Known from only 2 occurrences. See Madroño 56(2):127-129 for original description.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Total Occurrences: 2
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 2
Occurrence Status:
Historical >20 Years 1
Recent <=20 Years 1
Presence:
Presumed Extant 2
Possibly Extirpated 0
Presumed Extirpated 0

Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Trinity (TRI)
Quads: Name (Quad Code)
Ironside Mtn. (4012374)
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
Print this Map
Counties   Quads

Selected References

CNPS Status Review: CRPR List Addition on 2010-01-04
Suggested Citation:
California Native Plant Society, Rare Plant Program. 2022. Rare Plant Inventory (online edition, v9-01 1.5). Website https://www.rareplants.cnps.org [accessed 17 May 2022].