Synonyms
Convolvulus spithamaeus var. pubescens (A.Gray) Fernald
Volvulus sepium var. pubescens (A.Gray) Farw.
Calystegia sepium var. pubescens A.Gray
Convolvulus sepium var. pubescens (A.Gray) Fernald
Convolvulus purshianus Wherry
Calystegia spithamaea var. pubescens (A.Gray) C.F.Reed