Isolona letestui (not in Cameroon) A flowering branch B opened flower showing androecium and stigma C carpel (left) and transversal section of carpel (right) D stamens of innermost row (2 top) and stamen of outermost row (bottom). Isolona pilosa E flowering branch F opened flower showing androecium and stigma G stamen of outermost row (left) and innermost row (right) A–D from Le Testu 1252; E from Le Testu 8740 F, G from Le Testu 8602. Drawings by Hélène Lamourdedieu, Publications Scientifiques du Muséum national d’Histoire naturelle, Paris; modified from Le Thomas (1969b, pl. 65, p. 351).

  Part of: Couvreur TLP, Dagallier L-PMJ, Crozier F, Ghogue J-P, Hoekstra PH, Kamdem NG, Johnson DM, Murray NA, Sonké B (2022) Flora of Cameroon – Annonaceae Vol 45. PhytoKeys 207: 1-532.