Sphyrospermum lanceolatum.  A: habit.  B: flower, with corolla removed.  C: corolla, with longitudinal section showing position of stamens.  D: stamens, side, front, and back views.  E: immature berry (Harling & Andersson 24237, type).  Reproduced from Flora of Ecuador 54: 351, fig. 25.  1996.