FIG. 2 in The Macaronesian liverwort Riccia boumanii Dirkse, Losada & M.Stech (Marchantiophyta: Ricciaceae) confirmed new to Asia by morphological and molecular evidence

FIG. 2. — Riccia boumanii Dirkse, Losada & M.Stech: A, habit in the field; B-G, light microscopy micrographs; B-E, transverse section of segments; D, showing the dorsal hyaline epithelial cells; F, proximal face of spore; G, distal face of spore; H, I, SEM micrographs of spores; H, distal face; I, proximal face. All from R.L. Zhu 20160816-14C (HSNU). Scale bars: A, 2 mm; B, C, 500 μm; D, 100 μm; E, 200 μm; F-I, 50 μm.