Leptosiphon croceus

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Scientific Name: Leptosiphon croceus (Eastw.) J.M. Porter & L.A. Johnson
Common Name: coast yellow leptosiphon
Family:	Polemoniaceae
Element Code:	PDPLM09170
USDA Plants Symbol:
Synonyms/Other Names: Linanthus croceus Eastwood

Lifeform: annual herb

Blooming Period: Apr-Jun

Elevation:
10 - 150 meters
35 - 490 feet

General Habitats:

Microhabitat Details:

Microhabitat:

Notes: Threatened by development. Possibly threatened by foot traffic. See L. parviflorus in TJM (1993). See Botanical Gazette 37:442 (1904) for original description, and Aliso 19(1):55-91 (2000) for revised nomenclature.
Threats:
Taxonomy:

THREAT LIST:
Threat List Total:	5
	Total EOs	% of EOs
EOs with Threat Listed:	1	100 %
Development	1	100%
Erosion/runoff	1	100%
Foot traffic/trampling	1	100%
Insufficient population/stand size	1	100%
Non-native plant impacts	1	100%

Occurrence Status:
Historical >20 Years	0
Recent <=20 Years	1

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
San Mateo (SMT)

Quads: Name (Quad Code)
Montara Mountain (3712254)

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

Presumed Extant

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CNPS Rare Plant Inventory