Campylopus cubensis Sullivant 1861

Campylopus cubensis Sull. Proc. Am. Acad. 5: 278. 1861
Plants in rather loose, green tufts; stems up to 6 cm. hi gh, more or less branched, tomentose to the apex, rather uniformly leafy or somewhat comose : stem-leaves flexuous, sp reading, 6-9 mm. long, lanceolate, the apex stout, formed by the sh ortly excurrent, dentate costa with the leaf-blade on either side 4-6 cells wide a little below its termination and serrulate nearly one half down; costa 225-275 m wide below, about one third the width of the lower part of the leaf, smooth on the back below, ribbed and serrulate above, in cross-section showing a median row of not very large cells with thick stereid-bands above and below, the lower band enclosing one row of larger cells near the dorsal surface ; alar cells usually forming large, red, inflated auricles, the cells just aboye thick-walled, pitted toward the costa, much smaller, narrower, not pitted toward the margin, higher up becoming more or less obliquely oval, not in straight rows, with thickened not pitted walls; inner perichaetial leaves a little longer than the stem-leaves, convolute about one third up and narrowed to a slender denticulate subula: seta 12-16 mm. long, flexuous, nearly smooth above: capsule without lid slightly less than 2 mm. long, curved, furrowed when dry, not quite smooth at the base; lid obliquely rostrate, slightly more than one half as long as the capsule; peristometeeth 50-60 ft wide at the base: calyptra with base ciliate: spores rough, up to 14/* in diameter.
Type locality: Cuba. Distribution: Cuba.