Taxa: Calystegia spithamaea, Calystegia spithamaea ssp. spithamaea (Convolvulus spithamaeus), Calystegia spithamaea ssp. purshiana (Convolvulus purshianus, Calystegia sepium var. pubescens, Calystegia spithamaea var. pubescens, Convolvulus sepium var. pubescens, Convolvulus spithamaeus var. pubescens), Ca
... (show all)lystegia spithamaea ssp. stans