Species Details

Oreocarya roosiorum

bristlecone oreocarya

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Species Description:

Oreocarya roosiorum, commonly known as bristlecone oreocarya, is a perennial herb in the Boraginaceae that is found only in California. It occurs within Subalpine coniferous forest (carbonate, and rocky), growing at elevations from 2440 to 3230 meters. Oreocarya roosiorum is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Oreocarya roosiorum (Munz) R.B. Kelley, Hasenstab, & M.G. Simpson
Common Name: bristlecone oreocarya
Family:	Boraginaceae
Element Code:	PDBOR0A2L0
USDA Plants Symbol:
Synonyms/Other Names: Cryptantha roosiorum
Name Status:	JEP, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	CR (1982-07-01)
Global Rank:	G2
State Rank:	S2
Other Status:	BLM_S; SB_CalBG/RSABG; USFS_S
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2024-08-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Jul

Elevation:
2440 - 3230 meters
8005 - 10600 feet

General Habitats:

Subalpine coniferous forest (carbonate, rocky)

Microhabitat Details:

Microhabitat:

Notes

Notes: Threatened by vehicles. See Aliso 3:124-125 (1955) for original description, and Systematic Botany 37(3):738-757 (2012) for revised nomenclature.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	1
	Total EOs	% of EOs
EOs with Threat Listed:	1	17 %
ORV activity	1	16%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					6
A	B	C	D	X	U
4	0	0	0	0	2

Occurrence Status:
Historical >20 Years	1
Recent <=20 Years	5

Presence:
Presumed Extant	6
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Inyo (INY)

Quads: Name (Quad Code)
Mazourka Peak (3611881)

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