FIG. 16. — Fissidens punctulatus Sande Lac. A in On the peristomes of the corticolous African species of Fissidens Hedw. (Fissidentaceae, Bryophyta)

FIG. 16. — Fissidens punctulatus Sande Lac. A, basal IPL of pair of teeth;A1, line drawing showing the arrangement of cells in Fig. A. The part below the splitting (pale orange) is the continuation of the teeth on the inner surface of the capsule; B, basal OPL; C, capsule with slightly incurved peristome; D, pair of teeth with two spores; D1-3, details showing strongly incrassate IPL lamellae; D4, line drawing showing the single column of OPL cells, the dotted line marks the "perforations" that are probably just thin areas.All from Madagascar,Fôret d'Amboapaka, env.De Vohipeno,sur tronc mort, Heim s.n., PC773871. Scale bars: A, B, D-D4, 20 µm; C, 100 µm.