Taxonomic status: Synonym

homotypic synonyms:
Calystegia sepium subsp. americana (Sims) Brummitt; Calystegia sepium var. americana (Sims) Kitag.; Convolvulus americanus (Sims) Greene; Convolvulus sepium var. americanus Sims;

protologue: Ladies’ Flower-gard. 2: 98 (1844)
URL protologue: https://archive.org/stream/#page/98/mode/2up

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