Machaerina flexuosa. A. Habit (× 2/3). B. Spikes from top of inflorescence (× 3). C–D. Glume, abaxial and side view (× 10). E. Flower (× 10). F. Young flower (× 8). G. Anther (× 16). H. Nutlet (× 16). A from Andriamahay & Rakotoarison 1969; B–G from Nusbaumer et al. 1103; H from Ranirison 642. Drawn by Juliet Beentje, reproduced with permission from the artist, originally published in Hoenselaar et al. (2010).