Taxon Details

Phacelia stellaris

Brand's star phacelia

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Taxon Summary:

Phacelia stellaris, commonly known as Brand's star phacelia, is a annual herb in the Hydrophyllaceae that is found in California and elsewhere. It occurs within Coastal dunes, and Coastal scrub, growing at elevations from 1 to 400 meters. Phacelia stellaris is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.

Classification

Scientific Name: Phacelia stellaris Brand
Common Name: Brand's star phacelia
Family:	Hydrophyllaceae
Element Code:	PDHYD0C510
USDA Plants Symbol:	PHST7
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	None
Global Rank:	G1
State Rank:	S1
Other Status:	SB_CalBG/RSABG
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: annual herb

Blooming Period: Mar-Jun

Elevation:
1 - 400 meters
5 - 1310 feet

General Habitats:

Coastal dunes
Coastal scrub

Microhabitat Details:

Microhabitat:

Notes

Notes: Known from approximately ten occurrences. Historical occurrences extirpated by development. Threatened by non-native plants. Some plants intermediate to P. douglasii var. douglasii occur in SE Western Transverse Range foothills. See Pflanzenreich 4(251):123 (1913) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	8
	Total EOs	% of EOs
EOs with Threat Listed:	6	40 %
Development	3	20%
Foot traffic/trampling	2	13%
Non-native plant impacts	2	13%
ORV activity	2	13%
Other	1	6%
Recreational use (non-ORV)	1	6%
Military operations	1	6%
Erosion/runoff	1	6%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					15
A	B	C	D	X	U
0	3	0	0	6	6

Occurrence Status:
Historical >20 Years	11
Recent <=20 Years	4

Presence:
Presumed Extant	9
Possibly Extirpated	6
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Baja California (BA), California (CA)

California Counties and Islands: Name (Code)
Los Angeles (LAX)(?), Orange (ORA), Riverside (RIV), San Bernardino (SBD), San Diego (SDG)

Quads: Name (Quad Code)
Baldwin Park (3411718), Del Mar (3211782), El Monte (3411811)(?), Guasti (3411715), Imperial Beach (3211751), La Jolla (3211772)*, Los Alamitos (3311871), Oceanside (3311724), Point Loma (3211762), Redondo Beach (3311874)*, Riverside West (3311784), South Gate (3311882)*, Torrance (3311873), Venice (3311884)*

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