Species Details

Lasthenia glabrata ssp. coulteri

Coulter's goldfields

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Photo of Lasthenia glabrata ssp. coulteri

Classification

Scientific Name: Lasthenia glabrata Lindl. ssp. coulteri (Gray) Ornduff
Common Name: Coulter's goldfields
Family:	Asteraceae
Element Code:	PDAST5L0A1
USDA Plants Symbol:	LAGLC
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	None
Global Rank:	G4T2
State Rank:	S2
Other Status:	BLM_S; SB_CalBG/RSABG; SB_SBBG
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2022-01-05

Ecology and Life History

Lifeform: annual herb

Blooming Period: Feb-Jun

Elevation:
1 - 1220 meters
5 - 4005 feet

General Habitats:

Marshes and swamps (coastal salt)
Playas
Vernal pools

Microhabitat Details:

Microhabitat:

Notes

Notes: Known to have declined significantly by 1966; seriously threatened by urbanization and agricultural development. Also threatened by road maintenance. Potentially threatened by foot traffic and drought. Does plant occur in TUL Co.? See Synoptical Flora of North America 1(2):324 (1884) for original description, University of California Publications in Botany 40:1-92 (1966) for taxonomic treatment, and Madroño 47(3):174-188 (2000) for ecological information.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	15
	Total EOs	% of EOs
EOs with Threat Listed:	43	39 %
Development	27	24%
Agriculture	19	17%
Disking	5	4%
Non-native plant impacts	5	4%
ORV activity	5	4%
Road/trail construction/maint.	4	3%
Grazing	4	3%
Altered flood/tidal/hydrologic regime	4	3%
Foot traffic/trampling	3	2%
Other	2	1%
Vandalism/dumping/litter	1	0%
Groundwater pumping	1	0%
Insufficient population/stand size	1	0%
Biocides	1	0%
Dam/Inundation	1	0%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					111
A	B	C	D	X	U
7	8	4	2	15	75

Occurrence Status:
Historical >20 Years	72
Recent <=20 Years	39

Presence:
Presumed Extant	96
Possibly Extirpated	14
Presumed Extirpated	1

Location

California Endemic:

California Island:

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

California Counties and Islands: Name (Code)
Colusa (COL), Kern (KRN)*, Los Angeles (LAX)*, Merced (MER), Orange (ORA), Riverside (RIV), San Bernardino (SBD)*, San Diego (SDG), San Luis Obispo (SLO), Santa Barbara (SBA), Solano (SOL), Tehama (TEH), Tulare (TUL)?, Ventura (VEN), Yolo (YOL)

Quads: Name (Quad Code)
Alpaugh (3511984), Anza (3311656), Arena (3712036), Bena (3511836), Beverly Hills (3411814), Bucksnort Mtn. (3311645), Butterfly Peak (3311655), Cahuilla Mtn. (3311657), Canoga Park (3411825), Carpinteria (3411945), Colusa (3912221), Del Mar (3211782), Delano West (3511973), Denverton (3812128), Dozier (3812137), Dunnigan (3812188), El Casco (3311781), Elkhorn Hills (3511915), Elmira (3812138), Encinitas (3311713), Goleta (3411947), Idyllwild (3311666), Imperial Beach (3211751), Inglewood (3311883)*, Ivanhoe (3611942), Jamul Mountains (3211668), La Habra (3311788), La Jolla (3211772), Laguna Beach (3311757), Lake Elsinore (3311763), Lakeview (3311771), Las Pulgas Canyon (3311734), Las Yeguas Ranch (3511948), Lokern (3511945), Lone Tree Well (3511976), Long Beach (3311872), Los Alamitos (3311871)*, Lost Hills NE (3511965), Lost Hills NW (3511966), Malibu Beach (3411816), Millux (3511922), Monson (3611943), Morro Bay South (3512037), Morro Hill (3311733), Murrieta (3311752), National City (3211761), Newport Beach (3311768)*, Oceanside (3311724), Oiler Peak (3511835), Orange Cove South (3611953), Oxnard (3411922), Painted Rock (3511927), Panorama Hills (3511926), Pasadena (3411822)*, Pechanga (3311741), Perris (3311772), Point Loma (3211762), Point Mugu (3411911), Queen Mtn. (3411611), Rancho Santa Fe (3311712), Richardson Springs NW (3912188), Riverside West (3311784), Romoland (3311762), San Clemente (3311745), San Luis Ranch (3712027), Santa Rosa Island East (3311988), Santa Rosa Island North (3312081), Santa Ynez (3412051), Seal Beach (3311861)*, Stevinson (3712037), Sunnymead (3311782), Surf (3412065), Tehachapi North (3511824)*, Tehachapi South (3511814)*, Temecula (3311742), Torrance (3311873)*, Tustin (3311767), Twentynine Palms (3411621)*, Venice (3311884)*, Ventura (3411933), Whittier (3311881)*, Wildwood School (3812281), Winchester (3311761)

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