A–H Ipomoea maranhensis A twining habit B primary and secondary veins on the abaxial surface C floral bud D sepals with apex long acuminate E flower F open corolla G stamen H gynoecium. Drawn by Regina Carvalho from Félix et al. 8136.

  Part of: Santos D, Saraiva RVC, Ferraz TM, Arruda ECP, Buril MT (2020) A threatened new species of Ipomoea (Convolvulaceae) from the Brazilian Cerrado revealed by morpho-anatomical analysis. PhytoKeys 151: 93-106. https://doi.org/10.3897/phytokeys.151.49833