Species Details

Fritillaria lanceolata var. tristulis

Marin checker lily

Download Report Calflora eFlora CCH CalPhotos

Photo of Fritillaria lanceolata var. tristulis

Classification

Scientific Name: Fritillaria lanceolata Pursh. var. tristulis A.L. Grant
Common Name: Marin checker lily
Family:	Liliaceae
Element Code:	PMLIL0V0P1
USDA Plants Symbol:
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	None
Global Rank:	G5T2
State Rank:	S2
Other Status:
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2022-01-05

Ecology and Life History

Lifeform: perennial bulbiferous herb
Blooming Period: Feb-May
Elevation: 15 - 150 meters 50 - 490 feet
General Habitat: Coastal bluff scrub Coastal prairie Coastal scrub
General Micro Habitat:
Micro Habitat:

Notes

Notes: Some occurrences threatened by grazing, and all by small size. Plants seem not to set seed, but to reproduce by offsets. See F. affinis var. tristulis in The Jepson Manual. See Flora of California 1:(6)308 (1922) by W.L. Jepson for original description.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					32
A	B	C	D	X	U
1	11	11	0	0	9

Occurrence Status:
Historical >20 Years	21
Recent <=20 Years	11

Presence:
Presumed Extant	32
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Marin (MRN)

Quads: Name (Quad Code)
Bolinas (3712286), Drakes Bay (3812218), Inverness (3812217), Point Bonita (3712275), Point Reyes NE (3812227), San Geronimo (3812216), San Rafael (3712285), Tomales (3812228)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

Print this Map

Counties Quads

CNPS Rare Plant Inventory