CNPS Inventory Plant Detail

Plagiobothrys torreyi var. torreyi

Common Name:	Yosemite popcorn-flower
Family:	Boraginaceae
Synonyms:
Element Code:	PDBOR0V152
Full Name:	Plagiobothrys torreyi (Gray) Gray var. torreyi
USDA PLANTS Symbol:	PLTOT

Biology
Lifeform: annual herb Blooming Period: April - June Habitat: • Lower montane coniferous forest • Meadows and seeps

Rarity Status

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: G4T2Q
T2: Imperiled. G4: (species) Apparently secure, considering populations outside California.
(There are taxonomic questions associated with this name)

Occurrence Data from DFG
California Natural Diversity Database

Historic >20 yrs	Recent <=20 yrs
4	0

Presence:

Present Extant	Possibly Extirpated	Extirpated
4	0	0

Notes

Known only from the Yosemite Valley. Threatened by foot traffic and recreational activities. Taxonomic status of vars. torreyi and diffusus need research. See Proceedings of the American Academy of Arts and Sciences 10:58 (1874) for original description and 20:284 (1885) for revised nomenclature.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 2001-01-01
Last Update: 2010-03-15

Location

Elevation: 1200 - 1370 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Mariposa (MPA)

Quads: name (DWR code) USGS code
Half Dome (437A) 37119F5, El Capitan (437B) 37119F6, El Portal (438A) 37119F7

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

2017

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

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society. Sacramento, CA. Accessed on .

-119.625,37.625