Taxon  Report   1354 
Calystegia macrostegia  (E. Greene) Brummitt  ssp. amplissima  Brummitt
Island morning glory
Calystegia macrostegia ssp. amplissima
© 2011 Vince Scheidt
Click on a photo to see it bigger.
Calystegia macrostegia ssp. amplissima
© 2011 Neal Kramer
Calystegia macrostegia ssp. amplissima
© 2011 Neal Kramer
Calystegia macrostegia ssp. amplissima, a dicot, is a perennial herb that is native to California and is endemic (limited) to California.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 4.3 (limited distribution).   7th Edition  /  8th Edition

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Calystegia macrostegia ssp. amplissima
© 2011 Dylan Neubauer
Genus: Calystegia
Parent Record Calystegia macrostegia
Valley Grassland, Coastal Sage Scrub
Habitat: coastal [CNPS Inventory]
Distribution by County 

Add an Observation of  Calystegia macrostegia ssp. amplissima

Name Status:
Accepted by TJM2 + CNPS + PLANTS + JM93
More information about  Calystegia macrostegia ssp. amplissima
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 28, 2016).

The information on this page comes from diverse sources. None of the links are sponsored.