Columnea angulata J.L. Clark & F. Tobar A mature flower B front view of flower C ventral view of flower showing laterally compressed corolla tube D dorsiventral habit (A, D from J.L. Clark et al. 12198 B from J.L. Clark 10968 C from J.L. Clark et al. 7413). Photos by J.L. Clark.

  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.