Wangia saccopetaloides (W. T. Wang) X. Guo & R. M. K. Saunders. Left, flower with short outer petals and longer inner petals. Top right, fruit with torulose monocarps. Middle right, dissected monocarp showing uniseriate seed arrangement. Bottom right, pollen grain showing rectangular shape and depressed cryptoapertures. Photographs by Yun-Hong TAN (all except bottom right) and Xing GUO (bottom right). See GUO et al., pp. 1–15 in this issue.