Taxon Report

Bloomeria humilis Hoov.

dwarf goldenstar

Print Report

Classification


Scientific Name:	Bloomeria humilis Hoov.
Common Name:	dwarf goldenstar
Family:	Themidaceae
Element Code:	PMLIL0B020
USDA Plants Symbol:	BLHU
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial bulbiferous herb
Blooming Period: Jun	Jun
Elevation:	10-120 (35-395)
General Habitats:	Chaparral, Coastal bluff scrub, Valley and foothill grassland
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G1
State Rank:	S1
State List:	CR
Fed List:	None
Other Status:	SB_CalBG/RSABG; SB_SBBG; USFS_S
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	6
Element Occurrence Ranks:
Excellent (A)	1
Good (B)	2
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	3

Location


California Endemic: True
California Counties and Islands: Name (Code)
San Luis Obispo (SLO)
Quads: Name (Quad Code)
Piedras Blancas (3512163), San Simeon (3512162)

Threat List Data from the CNDDB


Threat List Total:	4
EOs with Threat Listed:	Total EOs	% of EOs
	2	33 %
Development	1	16%
Foot traffic/trampling	1	16%
Non-native plant impacts	1	16%
Road/trail construction/maint.	1	16%

Notes



Known from only two occurrences in the Arroyo de la Cruz area; current status information needed. Threatened by potential development of habitat and foot traffic. Plant probably does not occur in MNT Co. See Plant Life 11:20-22 (1955) for original description.
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 2 January 2025].