Columnea angulata J.L. Clark & F. Tobar A dorsiventral habit B lateral view of flower C dissected corolla showing filaments and ventral view of the anthers D dorsal view of the anthers E lateral view of ovary and nectary gland F dorsal view of nectary gland G lateral view of calyx and style, showing shallowly bifid stigma H lateral view of flower. Illustrated by M.J. Gavilanes, based on F. Tobar et al 3409.

  Part of: Clark JL, Tobar F, Clavijo L, Perret M, Graham CH (2021) Three new species of Columnea (Gesneriaceae) from the western Andean slopes of Ecuador and Colombia. PhytoKeys 182: 67-82.