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Taxon  Report  
Maianthemum dilatatum  (Alph. Wood) A. Nelson & J. F. Macbr.
False lily of the valley,   False lily of the vally,   Pacific may lily,   Twoleaf solomon seal
Maianthemum dilatatum is a perennial herb that is native to California, and also found elsewhere in western North America.
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
bloom graphic
Bloom Period
Genus: Maianthemum
Family: Ruscaceae  
(Liliaceae)
Category: angiosperm  
PLANTS group:Monocot
Jepson eFlora section: monocot

Wetlands: Equally likely to occur in wetlands and non wetlands

Communities: Closed-cone Pine Forest, Redwood Forest, Mixed Evergreen Forest, wetland-riparian

Name Status:
Accepted by JEF + PLANTS
Alternate Names:
PLANTSMaianthemum bifolium ssp. kamtschaticum
PLANTSMaianthemum bifolium var. kamtschaticum
PLANTSMaianthemum kamtschaticum
Information about  Maianthemum dilatatum from other sources
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (MADI)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/30/2023).