logo Calflora, a 501c3 non-profit
Taxon  Report  
SIGN IN - REGISTER
Menyanthes trifoliata  L.
Bogbean,   Buck bean,   Buckbean
© 2020 David Greenberger
© 2006 Steve Matson
© 2019 Julie Kierstead Nelson
© 2020 Bob Sweatt
© 2020 Julie A. Kierstead
© 2006 Steve Matson
© 2006 Steve Matson
© 2020 Bob Sweatt
© 2022 Julie A. Kierstead
© 2022 Julie A. Kierstead
© 2023 Alaine Arslan
© 2019 Julie Kierstead Nelson
© 2020 Bob Sweatt
© 2018 Matt Berger
© 2006 Louis-M. Landry
Menyanthes trifoliata is a perennial herb that is native to California, and also found elsewhere in North America and beyond.
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: Menyanthes
Family: Menyanthaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands: Occurs in wetlands

Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, wetland-riparian

Name Status:
Accepted by JEF + PLANTS + POWO

Alternate Names:
PLANTSMenyanthes trifoliata var. minor
Information about  Menyanthes trifoliata from other sources
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (METR3)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[Wikipedia] Monotypic Genus, Etymology: Menyanthes is a monotypic genus of flowering plants in the family Menyanthaceae containing the single species Menyanthes trifoliata.The name Menyanthes comes from Greek menyein 'disclosing' and anthos 'flower' in reference to the sequential opening of flowers on the inflorescence. (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: 03/28/2025).