Taxon Report

Helianthus exilis

Print Report

Classification


Scientific Name:	Helianthus exilis
Common Name:
Family:
Element Code:
USDA Plants Symbol:
Synonyms/Other Names:

Ecology and Life History


Lifeform:
Blooming Period:
Elevation:	- (-)
General Habitats:
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	CBR
Global Rank:	G3
State Rank:	S3
State List:
Fed List:
Other Status:
CRPR Changes:	changed from 4.2 to CBR on 2022-05-03

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)

Quads: Name (Quad Code)

Threat List Data from the CNDDB


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

Notes




Threats:

Taxonomy:

Selected References

Proposed Deletion from California Rare Plant Rank 4.2, G3 / S3 (2022)

Proceedings of the American Academy of Arts and Sciences 6: 519–556 (1865)

Molecular Ecology 25: 2630–2643 (2016)

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 6 November 2025].