Ipomoea purpurea (L.) Roth [ Ipomoea purpurea (L.) Lam.]
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Ipomoea purpurea (L.) Roth [ Convolvulus purpureus L.] [Convolvulaceae]
D. Bois, Atl. Pl. Jard., vol. 2 : t. 201 (1893-1896)