FIGURE 1. A in Additions to the Ricciaceae flora of Rio Grande do Sul, including two remarkable records for the Brazilian liverwort flora

FIGURE 1. A. Habit of Riccia boliviensis; B. Black ventral scales; C. Detail of scales; D–E. SEM micrographs of spores. D. Proximal face; E. Distal face, with details of crenulated margin (arrow); F–G. Light microscopy micrographs. F. Proximal face, with detail of sinuose ridges surface; G. Distal face with tuberculate areolate ornamentation. Bars: A=2 mm; B–C=1 mm; D–G=20 µm.