Isolepis fluitans. A. Habit. B. Leaf sheath. C. Spikelet. D. Rachilla, apical glume attached. E. Glume, lateral view. F. Floret. G, H. Nutlet, abaxial and apical view. All from Iversen & Martinsson 89195. Scale bars: A = 40 mm; B–H = 1 mm. Drawn by Jane Browning, reproduced with permission from the artist, originally published in Browning et al. (2020).