CNPS Inventory Plant Detail

Lupinus tidestromii

Common Name:	Tidestrom's lupine
Family:	Fabaceae
Synonyms:	Lupinus tidestromii var. layneae
Element Code:	PDFAB2B3Y0
Full Name:	Lupinus tidestromii Greene
USDA PLANTS Symbol:	LUTI

Biology
Lifeform: perennial rhizomatous herb Blooming Period: April - June Habitat: • Coastal dunes

Rarity Status
CA Rare Plant Rank: 1B.1 Rare, threatened, or endangered in California and elsewhere .1: Seriously endangered in California Federal Listing Status: FE Endangered (06/22/92) State Listing Status: CE Endangered (01/87) State Rank: S1 S1: Critically Imperiled. Global Rank: G1 G1: Critically Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 21
Element Occurrence Ranks:

A B C D X U

0 3 12 2 2 2

Population Status:

Historic >20 yrs	Recent <=20 yrs
4	17

Presence:

Present Extant	Possibly Extirpated	Extirpated
19	1	1

Notes

Known from fewer than 20 occurrences. Seriously threatened by coastal development, trampling, hybridization with L. chamissonis, and non-native plants; properly timed grazing may be beneficial. Possibly threatened by seed predation. Includes L. tidestromii var. layneae. Only MNT Co. plants are state-listed Endangered as var. tidestromii. See Erythea 3:17 (1895) for original description.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1974-01-01
Last Update: 2010-07-15

Location

Elevation: 0 - 100 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Monterey (MNT), Marin (MRN), Sonoma (SON)

Quads: name (DWR code) USGS code
Marina (366A) 36121F7, Monterey (366C) 36121E8, Tomales (485B) 38122B8, Drakes Bay (485C) 38122A8, Duncans Mills (503A) 38123D1, Arched Rock (503B) 38123D2, Bodega Head (503D) 38123C1

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

1043

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-122.875,38.0