Uvariopsis zenkeri Engl A leaf, upper side B male flowers on brnch C male flower, one petal removed D stamen E female flower, one petal removed F carpel, front and side view, detail of ovules. Uvariopsis congensis Robyns & Ghesq. G flowering branch with male flower bud H male flower, one petal removed I stamen J flowering branch with female flower K female flower, one petal removed L carpel, side view and detail of ovules M fruit A–E from Zenker 1117 F from Zenker 63 G–L from Tisserant 1363 M from Letouzey 5494. Drawings by Hélène Lamourdedieu, Publications Scientifiques du Muséum national d’Histoire naturelle, Paris.