Calystegia soldanella (L.) Roemer & Schultes [ Convolvulus soldanella L.]
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Calystegia soldanella (L.) Roemer & Schultes [ Convolvulus soldanella L.] [Convolvulaceae]
A. Fiori, G. Paoletti, Iconogr. Fl. Ital.: p. 348, t. 2828, fig. 7 (1895-1904)