Taxon Details

Erigeron mariposanus

Mariposa daisy

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Taxon Summary:

Erigeron mariposanus, commonly known as Mariposa daisy, is a perennial herb in the Asteraceae that is found only in California. It occurs within Cismontane woodland, growing at elevations from 600 to 800 meters. Erigeron mariposanus is ranked 1A, Plants Presumed Extirpated in California and Either Rare or Extinct Elsewhere.

Classification

Scientific Name: Erigeron mariposanus Congd.
Common Name: Mariposa daisy
Family:	Asteraceae
Element Code:	PDAST3M5L0
USDA Plants Symbol:	ERMA15
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1A
Fed List:	None
State List:	None
Global Rank:	GX
State Rank:	SX
Other Status:
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Aug

Elevation:
600 - 800 meters
1970 - 2625 feet

General Habitats:

Cismontane woodland

Microhabitat Details:

Microhabitat:

Notes

Notes: Suspected to have occurred in specialized habitat. Last seen in 1900. See Erythea 7:185 (1900) for original description, and Phytologia 72(3):157-208 (1992) for taxonomic treatment.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	0
	Total EOs	% of EOs
EOs with Threat Listed:	0	%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					1
A	B	C	D	X	U
0	0	0	0	1	0

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

Presence:
Presumed Extant	0
Possibly Extirpated	0
Presumed Extirpated	1

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Mariposa (MPA)*

Quads: Name (Quad Code)
Mariposa (3711948)*

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