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Taxon  Report  
Leptosiphon nuttallii  (A. Gray) J. M. Porter & L. A. Johnson  ssp. howellii  (T. W. Nelson & R. Patt.) J. M. Porter & L. A. Johnson
Mt. tedoc leptosiphon
Leptosiphon nuttallii ssp. howellii is a perennial herb that is native to California, and endemic (limited) to California.
also called Linanthus nuttallii ssp. howellii
California Rare Plant Rank: 1B.3 (rare, threatened, or endangered in CA and elsewhere).
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
Observation Search
~83 records in California
yellowone or more occurrences
within a 7.5-minute quadrangle
DJJJASONAFMM

Bloom Period
Parent: Leptosiphon nuttallii
Genus: Leptosiphon
Family: Polemoniaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Ultramafic affinity: 5.3 - broad endemic

Communities: Yellow Pine Forest

Name Status:
Accepted by JEF + CNPS + PLANTS
Alternate Names:
JEF + CNPS + PLANTSLinanthus nuttallii ssp. howellii
Information about  Leptosiphon nuttallii ssp. howellii from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (LENUH)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[wikipedia] Rarity, Range: Leptosiphon nuttallii ssp. howellii, Mt. Tedoc linanthus a rare subspecies known from just a few populations deep within the Yolla Bolly-Middle Eel Wilderness in the Klamath Mountains, Northern California.[3] It is California Department of Fish and Wildlife and IUCN listed Endangered species, and is on the California Native Plant Society Inventory of Rare and Endangered Plants.[4] (link added by Mary Ann Machi)


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/14/2025).