Taxon: Ptychomitrium linearifolium

Plate 142. Ptychomitrium linearifolium. 1, habit (× 8). 2, 3, leaves (× 30). 4, capsule (× 30). 5, perigonium (× 30). 6, peristome teeth (× 335). 7, apical leaf cells (× 335). 8, upper leaf cells (× 335). 9, basal leaf cells (× 335). 10, cross section of leaf (× 335). (Drawn from C. Gao 16606, IFSBH.)