Taxon Report

Limnanthes douglasii R. Br. ssp. sulphurea (C.T. Mason) C.T. Mason

Point Reyes meadowfoam

Print Report

© 2016 Aaron Arthur

Classification


Scientific Name:	Limnanthes douglasii R. Br. ssp. sulphurea (C.T. Mason) C.T. Mason
Common Name:	Point Reyes meadowfoam
Family:	Limnanthaceae
Element Code:	PDLIM02038
USDA Plants Symbol:	LIDOS2
Synonyms/Other Names:

Ecology and Life History


Lifeform:	annual herb
Blooming Period: Mar-May	Mar-May
Elevation:	0-140 (0-460)
General Habitats:	Coastal prairie, Marshes and swamps, Meadows and seeps, Vernal pools
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G4T1
State Rank:	S1
State List:	CE
Fed List:	None
Other Status:	SB_UCBG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	12
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	8
Fair (C)	3
Poor (D)	1
None (X)	0
Unknown (U)	0

Location


California Endemic: True
California Counties and Islands: Name (Code)
Marin (MRN), San Mateo (SMT)
Quads: Name (Quad Code)
Drakes Bay (3812218), Franklin Point (3712223)

Threat List Data from the CNDDB


Threat List Total:	5
EOs with Threat Listed:	Total EOs	% of EOs
	11	92 %
Grazing	10	83%
Foot traffic/trampling	5	41%
Other	4	33%
Road/trail construction/maint.	3	25%
Non-native plant impacts	3	25%

Notes



Known from fewer than fifteen occurrences. Threatened by grazing, trampling, and non-native plants. See University of California Publications in Botany 25:477 (1952) for original description.
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].