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World Checklist of Selected Plant Families (WCSP)

Convolvulus sepium var. americanus Sims, Bot. Mag. 19: t. 732 (1804).

Original Compiler: George Staples
This name is not Accepted by:

Fernald & Rollins (1950). Gray's Manual of Botany, 8th edition: 1177-1185. Dioscorides Press. [as Convolvulus sepium (typical)]

Manitz, H. (1983). Zur Nomenklatur einiger Convolvulaceae und Cuscutaceae. I. Feddes Repertorium 94: 173-182. [as Calystegia sepium subsp. americana]

Kartesz, J.T. (1994). Convolvulaceae. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland: 217-221. Timber Press. [as Calystegia sepium subsp. americana]

Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [as Calystegia sepium subsp. americanus]

Austin, D. F. & M. Costea (2008). Convolvulaceae. Catálogo de las plantas vascualres del Cono Sur 2: 1936-1966. Missouri Bot. Garden. [as Calystegia sepium subsp. americana]