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Calystegia macrostegia  (Greene) Brummitt
Island false bindweed,   Island morning glory
© 2020 Steven M Norris
© 2022 Ron Vanderhoff
© 2018 Ron Vanderhoff
© 2021 Cynthia Powell
© 2022 Ron Vanderhoff
© 2022 David Strauch
© 2023 Ron Vanderhoff
© 2019 Cynthia Powell
© 2021 Cynthia Powell
© 2017 Ron Vanderhoff
© 2011 Dylan Neubauer
© 2017 Michael Mitchell
© 2017 Michael Mitchell
© 2020 Kimberly Coates
© 2020 Kimberly Coates
© 2020 Diane Etchison
© 2020 Diane Etchison
© 2019 Diane Etchison
© serpophaga
Calystegia macrostegia is a perennial herb or vine that is native to California, and found only slightly beyond California borders.
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
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Bloom Period
Subspecies and Varieties:
Genus: Calystegia
Family: Convolvulaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Habitat: coastal

Communities: Coastal Strand, Coastal Sage Scrub, Chaparral

Name Status:
Accepted by JEF + PLANTS + POWO

Information about  Calystegia macrostegia from other sources
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (CAMA24)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[Wikipedia] Range, Habitat: The plant is native to California coastal sage and chaparral habitats, along the coasts in Southern California and into Baja California, Mexico. It is found on all the Channel Islands, source of its common names. It is also commonly found in the Peninsular Ranges, Transverse Ranges, and Outer Southern California Coast Ranges. (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: 03/30/2025).