logo Calflora, a 501c3 non-profit
Taxon  Report  
Diplacus jepsonii  Hook. & Arn. (A. L. Grant) D. M. Thomps.
Jepson's monkeyflower
Diplacus jepsonii is an annual herb that is native to California.
also called Mimulus nanus var. jepsonii
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
DJJJASONAFMM

Bloom Period
Genus: Diplacus
Family: Phrymaceae  
(Scrophulariaceae)
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest

Name Status:
Accepted by JEF + POWO
Alternate Names:
JEFMimulus jepsonii
JEFMimulus microcarpus
JEFMimulus nanus var. jepsonii
Information about  Diplacus jepsonii from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[wikipedia] Comparison to Mimulus nanus: Taxonomy This plant is sometimes nearly identical to Mimulus nanus, and can be differentiated from it only by close examination of characteristics such as the arrangement of hairs inside the mouth of the flower.[6] (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: 05/22/2025).