Taxon Details

Layia erubescens

blushing layia

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Taxon Summary:

Layia erubescens, commonly known as blushing layia, is a annual herb in the Asteraceae that is . It occurs within Coastal dunes, and Coastal scrub, growing at elevations from 10 to 245 meters. Layia erubescens is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Layia erubescens B. G. Baldwin
Common Name: blushing layia
Family:	Asteraceae
Element Code:	PDAST5N0H0
USDA Plants Symbol:
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:	G2
State Rank:	S2
Other Status:
CRPR Changes: added to 1B.2 on 2023-01-30
Add Date:	2022-12-22
Date Edited:	2024-09-03

Ecology and Life History

Lifeform: annual herb

Blooming Period: (Feb)Mar-May(Jun)

Elevation:
10 - 245 meters
35 - 805 feet

General Habitats:

Coastal dunes
Coastal scrub

Microhabitat Details: Prefers loose, fine sand of stabilized dunes and sandhills

Microhabitat:

Openings
Sandy

Notes

Notes:
Threats: Recreational activities (ORV), invasive species, urbanization, development
Taxonomy: Populations previously identified as white-rayed L. glandulosa.

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	1
	Total EOs	% of EOs
EOs with Threat Listed:	2	6 %
Non-native plant impacts	2	5%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					36
A	B	C	D	X	U
0	0	0	0	0	36

Occurrence Status:
Historical >20 Years	21
Recent <=20 Years	15

Presence:
Presumed Extant	36
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
San Luis Obispo (SLO), Santa Barbara (SBA)

Quads: Name (Quad Code)
Arroyo Grande NE (3512025), Casmalia (3412075), Lompoc (3412064), Los Alamos (3412063), Morro Bay South (3512037), Oceano (3512015), Orcutt (3412074), Pismo Beach (3512026), San Luis Obispo (3512036), Santa Maria (3412084), Sisquoc (3412073), Surf (3412065), Zaca Creek (3412062)

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 Status Review:	Proposed Addition to CRPR 1B.2, G2 / S2 (2023)
Original Description:	Madroño 69: 88–94 (2022)

CNPS Rare Plant Inventory