Stipular dimorphism in Notopleura tapajozensis. A. Vegetative node with a stipular sheath and a tuft of appendages on each side. B. Flower-bearing node with a tuft of appendages but no sheath. From Delprete & Benjamin 12849. Drawing by Olivier Lachenaud.

  Part of: Lachenaud O, Delprete P (2022) Revision of Carapichea (Rubiaceae-Psychotrieae) in the Guianas, with two new combinations and transfer of three species to Notopleura. Plant Ecology and Evolution 155(2): 275-300.