Zygodon obtusifolius

Zygodon obtusifolius Hook. Musci Exot. pi. 159. 1820
Zygodon linguiformis C. Mull. Bot. Zeit. 16: 163. 1858.
Zygodon spathulaefolius Besch. Mem. Soc. Sci. Nat. Cherb. 16: 187. 1872.
Codonoblepharum negleclum Jaeger, Ber, St. Gall. Nat. Ges. 1871-1872: 396. 1873.
Zygodon erythrocarpus C. Mull. Linnaea 42: 365. 1879.
Zygodon Araucariae C. Mull. Bull. Herb, Boiss. 6: 95. 1898.
Plants dark green to brownish-green, in rather dense sods or cushions; stems in our specimens rather short, elsewhere up to 2 cm. long, branching, densely foliate; brood-bodies cylindric, often on the protonema; leaves appressed when dry, scarcely contorted, erect-spreading when moist, mostly less than 1 mm. long, Ungulate, broadly obtuse and rounded at the apex, entire, plane or the margins slightly bent to the ventral side, densely papillose; costa strong, ending well below the apex, in cross section the cells not differentiated; upper leaf -cells incrassate, irregularly rounded, nearly isodiametric, the lumen 5-8 p. wide; perichaetial leaves often smaller, otherwise not differentiated; autoicous; seta up to 5 mm. long, yellow to brown; capsules obovoid to oblong, the neck longer or shorter, 8~ribbed when dry, brown to red-brown; calyptra usually papillose-roughened; operculum short-rostrate; peristome double, persistent, the outer of 8 broadly lanceolate, papillose teeth which reflex when dried, the inner of 8 or 16 segments from a low, striate membrane, strongly papillose in the upper part; spores smooth, 10-13 p. in diameter.
Type locality: Nepal.
Distribution: On bark and wood; Mexico to Patagonia; Asia; Ceylon; New Zealand; Tasmania.