Calystegia stans (Michx.) Sweet species synonym

Calystegia spithamaea subsp. spithamaea subspecies accepted

Convolvulus spithamaeus var. spithamaeus variety synonym

Volvulus spithamaeus (L.) Farw. species synonym

Convolvulus spithamaeus var. stans (Michx.) Fogelberg variety synonym

Calystegia spithamaea (L.) R.Br. species heterotypic synonym

Volvulus spithamaeus var. stans (Michx.) Farw. variety synonym

Volvulus sepium var. pubescens (A.Gray) Farw. variety synonym

Convolvulus spithamaeus L. species synonym

Convolvulus spithamaeus subsp. stans (Michx.) Wherry subspecies synonym

Convolvulus spithamaeus var. stans (Michx.) Farw. variety heterotypic synonym

Convolvulus spithamaeus subsp. purshianus (Wherry) Wherry subspecies synonym

Convolvulus spithamaeus var. pubescens (A.Gray) Fernald variety synonym

Milhania spithamea (L.) Raf. species synonym

Convolvulus sepium var. pubescens (A.Gray) Fernald variety synonym

Calystegia tomentosa Pursh species synonym

Calystegia spithamaea subsp. stans (Michx.) Brummitt subspecies accepted

Calystegia spithamaea subsp. purshiana (Wherry) Brummitt subspecies accepted

Calystegia spithamaea var. pubescens (A.Gray) C.F.Reed variety synonym

Calystegia sepium var. pubescens A.Gray variety synonym

Convolvulus purshianus Wherry species synonym

Convolvulus pensylvanicus Schrank species synonym

Convolvulus camporum Greene species synonym

Convolvulus stans Michx. species heterotypic synonym

Convolvulus sepium var. pubescens (A.Gray) Farw. variety synonym