Taxon Report

Calystegia malacophylla (Greene) Munz var. berryi (Eastw.) Brummitt

Berry's morning-glory

Print Report

Taxon Summary

Calystegia malacophylla var. berryi, commonly known as Berry's morning-glory, is a perennial rhizomatous herb in the Convolvulaceae that is found only in California. It occurs within Chaparral, and Lower montane coniferous forest, growing at elevations from 610 to 2440 meters. Calystegia malacophylla var. berryi is ranked 3.3, Plants About Which We Need More Information, A Review List; Not very threatened in California.

Classification


Scientific Name:	Calystegia malacophylla (Greene) Munz var. berryi (Eastw.) Brummitt
Common Name:	Berry's morning-glory
Family:	Convolvulaceae
Element Code:	PDCON040K2
USDA Plants Symbol:
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial rhizomatous herb
Blooming Period: Jul-Aug	Jul-Aug
Elevation:	610-2440 (2000-8005)
General Habitats:	Chaparral, Lower montane coniferous forest
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	3.3
Global Rank:	G4G5T2Q
State Rank:	S2
State List:	None
Fed List:	None
Other Status:
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	10
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	10

Location


California Endemic: True
California Counties and Islands: Name (Code)
Fresno (FRE), Kern (KRN), Tulare (TUL)
Quads: Name (Quad Code)
Dennison Peak (3611837), General Grant Grove (3611868), Giant Forest (3611857), Glennville (3511866), Lodgepole (3611856), Mineral King (3611845), Miramonte (3611961), Verplank Ridge (3611971)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	%

Notes



Move to List 1B? May hybridize with C. occidentalis ssp. fulcrata. See C. malacophylla ssp. malacophylla in The Jepson Manual. See Proceedings of the California Academy of Sciences III 2:287 (1902) for original description, and Kew Bulletin 29:502 (1974) for taxonomic revision.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 16 November 2025].