Taxon: Dicranum papillidens

Plate 47. 1–12, Dicranum nipponense. 1, basal stem leaf (× 17). 2, lower stem leaf (× 17). 3, 4, upper stem leaves (× 17). 5, lower marginal leaf cells (× 325). 6, apical leaf cells (× 166). 7, upper marginal leaf cells (× 325). 8, median leaf cells (× 325). 9, 10, cross sections of leaves (× 325). 11, cross section of alar cells (× 325). 12, cross section of leaf base (× 325). 13–17, Dicranum papillidens. 13, 14, leaves (× 32). 15, lower leaf cells (× 250). 16, upper leaf cells (× 250). 17, peristome (× 250). (1–12, drawn from C. Gao 1644, IFSBH; 13–17, drawn from Handel-Mazzetti 241, H.)