CNPS Inventory Plant Detail

Leptosiphon nuttallii ssp. howellii

Common Name:	Mt. Tedoc leptosiphon
Family:	Polemoniaceae
Synonyms:	Linanthus nuttallii ssp. howellii
Element Code:	PDPLM090V4
Full Name:	Leptosiphon nuttallii (Gray) Porter & Johnson ssp. howellii (Nels. & Patterson) Porter & Johnson
USDA PLANTS Symbol:	LENUH

Biology
Lifeform: perennial herb Blooming Period: May - August Habitat: • Lower montane coniferous forest (serpentinite)

Rarity Status
CA Rare Plant Rank: 1B.3 Rare, threatened, or endangered in California and elsewhere .3: Not very endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2 S2: Imperiled. Global Rank: G5T2 T2: Imperiled. G5: (species) Secure, considering populations outside California.

Occurrence Data from DFG
California Natural Diversity Database

Historic >20 yrs	Recent <=20 yrs
2	3

Presence:

Present Extant	Possibly Extirpated	Extirpated
5	0	0

Notes

Known from only four occurrences in the Mt. Tedoc region of the Klamath Mtns. A synonym of Linanthus nuttallii ssp. howellii in The Jepson Manual. See Madroño 32(2):102 (1985) for original description, and Aliso 19(1):55-91 (2000) for revised nomenclature.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1988-01-01
Last Update: 2010-03-15

Location

Elevation: 1220 - 2800 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Tehama (TEH)

Quads: name (DWR code) USGS code
North Yolla Bolly (613B) 40122B8, Platina (631C) 40122C8

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

989

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 .

-122.875,40.125