Taxon  Report   1349 
Calystegia collina  (Greene) Brummitt  ssp. oxyphylla  Brummitt
Mount saint helena morning glory,  Mt. saint helena morning glory
Calystegia collina ssp. oxyphylla
© 2015 John Doyen
More photos from
CalPhotos / Calflora
Calystegia collina ssp. oxyphylla
© 1997 Dean Wm. Taylor
Calystegia collina ssp. oxyphylla
© 2015 Zoya Akulova
Calystegia collina ssp. oxyphylla, a dicot, is a perennial herb (rhizomatous) that is native to California, is endemic (limited) to California.
CNPS Rare Plant Rank: 4.2 (limited distribution).   8th Edition

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one or more occurrences
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Calystegia collina ssp. oxyphylla
© 2011 Vernon Smith
Genus: Calystegia
Parent Record Calystegia collina
AFFINITY to serpentine soil:   5.6 (strict endemic)   [Safford et al 2005]
Distribution by County 

Add an Observation of  Calystegia collina ssp. oxyphylla

Name Status:
Accepted by JEF + CNPS + PLANTS + JM93
More information about  Calystegia collina ssp. oxyphylla
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

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website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Sep 24, 2018).

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