Taxon Report

Allium sharsmithiae (Ownbey & Aase) McNeal

Sharsmith's onion

Print Report

© 2017 John Doyen

Classification


Scientific Name:	Allium sharsmithiae (Ownbey & Aase) McNeal
Common Name:	Sharsmith's onion
Family:	Alliaceae
Element Code:	PMLIL02310
USDA Plants Symbol:	ALSH2
Synonyms/Other Names:	Allium sharsmithae Allium fimbriatum Wats. var. sharsmithiae Ownbey & Aase

Ecology and Life History


Lifeform:	perennial bulbiferous herb
Blooming Period: Mar-May	Mar-May
Elevation:	400-1200 (1310-3935)
General Habitats:	Chaparral, Cismontane woodland
Microhabitat:	Rocky, Serpentine
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.3
Global Rank:	G2
State Rank:	S2
State List:	None
Fed List:	None
Other Status:	BLM_S
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	9
Element Occurrence Ranks:
Excellent (A)	3
Good (B)	0
Fair (C)	1
Poor (D)	0
None (X)	0
Unknown (U)	5

Location


California Endemic: True
California Counties and Islands: Name (Code)
Alameda (ALA), Santa Clara (SCL), Stanislaus (STA)
Quads: Name (Quad Code)
Cedar Mtn. (3712155), Eylar Mtn. (3712145), Mt. Boardman (3712144)

Threat List Data from the CNDDB


Threat List Total:	4
EOs with Threat Listed:	Total EOs	% of EOs
	6	67 %
Mining	3	33%
Road/trail construction/maint.	2	22%
Feral pigs	1	11%
Over-collecting/poaching	1	11%

Notes



Known only from the Mt. Hamilton Range.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 December 2024].