Taxon Report

Erigeron elegantulus Greene

volcanic daisy

Print Report

Taxon Summary

Erigeron elegantulus, commonly known as volcanic daisy, is a perennial herb in the Asteraceae that is found in California and elsewhere. It occurs within Alpine boulder and rock field, Great Basin scrub, Pinyon and juniper woodland, Subalpine coniferous forest, and Upper montane coniferous forest, growing at elevations from 1000 to 2665 meters. Erigeron elegantulus is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Erigeron elegantulus Greene
Common Name:	volcanic daisy
Family:	Asteraceae
Element Code:	PDAST3M190
USDA Plants Symbol:	EREL4
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: Mar-Aug	Mar-Aug
Elevation:	1000-2665 (3280-8745)
General Habitats:	Alpine boulder and rock field, Great Basin scrub, Pinyon and juniper woodland, Subalpine coniferous forest, Upper montane coniferous forest
Microhabitat:	Volcanic
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G4
State Rank:	S4
State List:	None
Fed List:	None
Other Status:
CRPR Changes:

Occurrence Data from the CNDDB


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

Location


California Endemic: False
California Counties and Islands: Name (Code)
Inyo (INY), Lassen (LAS), Modoc (MOD), Shasta (SHA), Siskiyou (SIS), Tehama (TEH)
Quads: Name (Quad Code)
Adin (4112028), Anderson Mtn. (4012085), Ash Valley (4112016), Boot Lake (4112012), Bray (4112168), Buckhorn Canyon (4012071), Buckhorn Lake (4012081), Cedarville (4112052), Cleghorn Flat (4012075), Dixie Peak (4012181), Dodge Reservoir (4012082), Grasshopper Valley (4012076), Hager Basin (4112077), Lane Reservoir (4112017), Lassen Peak (4012145), Letterbox Hill (4112018), Madeline (4112014), McGinty Reservoir (4112075), Mount Dome (4112176), Observation Peak (4012072), Penoyar (4112261), Perez (4112163), Rattlesnake Butte (4112046), Red Rock Lakes (4112177), Rimrock Lake (4112162), Said Valley (4012087), Schonchin Butte (4112165), Shields Creek (4112043), Silva Flat Reservoir (4012088), Spaulding Butte (4112152), Straylor Lake (4012171), Termo (4012074), Tule Mountain (4112024), Warren Peak (4112042), Washington Mtn. (4112048), West Haight Mtn. (4112251), Whitinger Mtn. (4012086)

Threat List Data from the CNDDB


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

Notes



Possibly threatened by pipeline construction. See Fremontia 16(1):15-17 (1988) for brief species account and BLM management plans.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 13 February 2025].