@article {1630, title = {Ipomoea tacambarensis (Convolvulaceae) especie nueva del estado de Michoacan, Mexico.}, journal = {Sida}, volume = {20}, number = {4}, year = {2003}, pages = {1351-1356}, keywords = {Americas, Anatomy, Ipomoea, Mexico, morphology}, author = {Carranza G., E.} }