Schlotheimia rugifolia Schwaegrichen 1824

Schlotheimia rugifolia (Hook.) Schwaegr
Suppl. 2 1 : 150. 1824.
Orthotrichum rugifolium Hook. Musci Exot. pi. 128. 1820. Ortholrichum Jamesoni Am. Mem. Wern. Soc. 5: 201. 1824. Schlotheimia Jamesoni Brid. Bryol. Univ. 1: 742. 1826. Schlotheimia Merkelii Hornsch, in Mart. Fl. Bras. I 2 : 29. 1840. Schlotheimia sinuata Hornsch. in Mart. Fl. Bras. I 2 : 31. 1840. Macromitrium rugifolium C. Mull. B'ot. Zeit. 3: 543. 1845. Schlotheimia Sullivantii C. Mull. Syn. 1: 756. 1849. Schlotheimia affinis C. Mull. Syn. 1: 761. 1849. Schlotheimia Oerstediana C. Mull. Syn. 2: 648. 1851. Schlotheimia patula Mitt. Jour. Linn. Soc. 12: 225. 1869. Schlotheimia ciliolata C. Mull. Bull. Herb. Boiss. 5: 560. 1897.
Plants in wide, thin mats, dark green to almost black, lighter green at the growing tips; primary stems creeping, 3-5 cm. long, closely branching; branches 2-10 mm. long, erect, sparsely to freely branching, the older portions densely radiculose with papillose radicles; leaves of primary stems ovate-triangular, the others crowded, somewhat spirally twisted at the apex of the shoot, erect-spreading to slightly recurved when moist, about 1.5 mm. long, oblongUngulate, mucronate at the rounded-obtuse apex by the slightly excurrent costa, strongly rugose above, more or less plicate longitudinally below; upper leaf -cells rounded-elliptic to subcircular, very incrassate, the lumen 6-8 m in diameter, gradually elongated below to v the linear basal cells whose lumen is no thicker than the cell walls, all smooth; perichaetial leaves variable, often somewhat longer than the others, more or less rugose, less abruptly mucronate to broadly acute, the upper cells elongate, oval to oblong-linear; monoicous; antheridial buds lateral; seta 2-4 mm. long; capsules oblong-cylindric, narrowed above, the urn 2 mm. or more in length, somewhat shriveled when dry and empty; calyptra covering the whole capsule, lobed and incurved at the base, resembling that of Encalypta ciliata; exothecial cells rectangular to linear, very incrassate; operculum long-rostrate; outer peristome-teeth 16, inserted below the mouth of the urn, linear, articulate, with a lighter median line, red-brown, finely papillose; segments of the inner peristome shorter, narrower, papillose; spores of various sizes, 15-35 /z in diameter.
Type locality: Jamaica. .
Distribution: Mostly on the bark of trees and shrubs; the southern United States, north to

Schlotheimia rugifolia là một loài Rêu trong họ Orthotrichaceae. Loài này được (Hook.) Schwägr. miêu tả khoa học đầu tiên năm 1824.