CNPS Inventory Plant Detail

Phacelia insularis var. insularis

Common Name:	northern Channel Islands phacelia
Family:	Boraginaceae
Synonyms:	Phacelia divaricata var. insularis
Element Code:	PDHYD0C2B2
Full Name:	Phacelia insularis Munz var. insularis
USDA PLANTS Symbol:	PHINI4

Biology
Lifeform: annual herb Blooming Period: March - April Habitat: sandy. • Coastal dunes • Valley and foothill grassland

Rarity Status
CA Rare Plant Rank: 1B.2 Rare, threatened, or endangered in California and elsewhere .2: Fairly endangered in California Federal Listing Status: FE Endangered (07/31/97) State Listing Status: Not Listed State Rank: SH SH: All California sites are historical. Global Rank: G2TH G2: (species) Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 6
Element Occurrence Ranks:

A B C D X U

0 0 1 0 0 5

Population Status:

Historic >20 yrs	Recent <=20 yrs
1	5

Presence:

Present Extant	Possibly Extirpated	Extirpated
6	0	0

Notes

Known from fewer than five occurrences; only one seen recently. Seen on SRO Isl. in 1994 (first collection since 1973). Last seen on SMI Isl. in 1984. Threatened by feral herbivores on SRO Isl. See Bulletin of the Southern California Academy of Sciences 31:113 (1932) for original description, and American Midland Naturalist 33:472-474 (1945) for taxonomic treatment.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1980-01-01
Last Update: 2012-04-27

Location

Elevation: 0 - 215 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
San Miguel Island (SMI), Santa Rosa Island (SRO)

Quads: name (DWR code) USGS code
San Miguel Island East (SMIE) 33120H3, San Miguel Island West (SMIW) 33120H4, Santa Rosa Island East (SROE) 33119H8, Santa Rosa Island North (SRON) 33120H1

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

1365

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 .

-120.045,33.965