Artabotrys congolensis A flowering branch B sepals outer and inner views C outer petals, outer and inner views D side view of outer and inner petals showing the pollination chamber formed by the inner petals E inner petals, outer and inner views F stamen G fruit, notice the stipes gradually widening into the seed bearing part of the monocarps H longitudinal section of a monocarp showing 2 seeds A–F from Tisserant 2242 G, H from Hallé 3451. Drawings by Hélène Lamourdedieu, Publications Scientifiques du Muséum national d’Histoire naturelle, Paris; modified from Le Thomas (1967c).