Taxon Details

Pinus torreyana ssp. insularis

Santa Rosa Island Torrey pine

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Taxon Summary:

Pinus torreyana ssp. insularis, commonly known as Santa Rosa Island Torrey pine, is a perennial evergreen tree in the Pinaceae that is found only in California. It occurs within Closed-cone coniferous forest, growing at elevations from 75 to 150 meters. Pinus torreyana ssp. insularis is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Pinus torreyana Carr. ssp. insularis Haller
Common Name: Santa Rosa Island Torrey pine
Family:	Pinaceae
Element Code:	PGPIN04151
USDA Plants Symbol:	PITOI
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G1T1
State Rank:	S1
Other Status:	IUCN_VU; SB_CalBG/RSABG; SB_USDA
CRPR Changes:
Add Date:	1980-01-01
Date Edited:	2021-07-14

Ecology and Life History

Lifeform: perennial evergreen tree

Blooming Period:

Elevation:
75 - 150 meters
245 - 490 feet

General Habitats:

Closed-cone coniferous forest

Microhabitat Details:

Microhabitat:

Notes

Notes: See Systematic Botany 11(1):39-50 (1986) 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	%

Occurrence Data from the CNDDB

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

Occurrence Status:
Historical >20 Years	2
Recent <=20 Years	0

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)
Santa Barbara (SBA)

Quads: Name (Quad Code)
Santa Rosa Island East (3311988)

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