Taxon Report

Erigeron uncialis Blake var. uncialis

limestone daisy

Print Report

© 2011 John Game

Classification


Scientific Name:	Erigeron uncialis Blake var. uncialis
Common Name:	limestone daisy
Family:	Asteraceae
Element Code:	PDASTE1081
USDA Plants Symbol:
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: May-Jul	May-Jul
Elevation:	1900-2900 (6235-9515)
General Habitats:	Great Basin scrub, Pinyon and juniper woodland, Subalpine coniferous forest
Microhabitat:	Carbonate
Microhabitat Details:	Crevices of limestone cliffs.

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G3?T2
State Rank:	S2
State List:	None
Fed List:	None
Other Status:	BLM_S; USFS_S
CRPR Changes:	changed from 2.2 to 1B.2 on 2006-10-11

Occurrence Data from the CNDDB


Total Occurrences:	8
Element Occurrence Ranks:
Excellent (A)	3
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	5

Location


California Endemic: False
California Counties and Islands: Name (Code)
Inyo (INY), San Bernardino (SBD)
Quads: Name (Quad Code)
Cerro Gordo Peak (3611757), Clark Mtn. (3511555), Crooked Creek (3711841), Mazourka Peak (3611881), Telescope Peak (3611721), Tin Mountain (3611784)

Threat List Data from the CNDDB


Threat List Total:	1
EOs with Threat Listed:	Total EOs	% of EOs
	1	13 %
Mining	1	12%

Notes



Known from fewer than 10 occurrences in Inyo and San Bernardino Counties. Possibly threatened by mining. See SIDA 21(1):19-39 (2004) for revised nomenclature.
Threats:

Taxonomy:

Selected References

CRPR List Change on 2006-10-11

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].