Figure 1 from: Faden R (2011) A third species of Polyspatha, an endemic African genus of Commelinaceae. PhytoKeys 3: 9-20. https://doi.org/10.3897/phytokeys.3.1181

Figure 1 - Polyspatha oligospatha Faden, sp. nov. 1. Habit. 2. Spathe with open flower, side view. 3. Flower, front view. 4. Flower, side view. 5. Stamen and staminode filaments, showing basal fusion. 6. Dehisced capsule. 7. Seed, dorsal view. 8. Seed, ventral. All from Poulsen 1275 (originally from Uganda; cultivated at the Smithsonian Institution). Illustration by A. R. Tangerini.