Trematodon lozanoi Cardot 1909

Trematodon lozanoi Card. Rev. Bryol. 36: 68. 1909 Plants small, bright-green, not glossy; stems short, up to 5 mm. high, simple: leaves spreading or secund, linear-lanceolate, 3-4 mm. long, entire except at the apex, with a few small teeth; cells oblong-linear, the marginal ones hyaline, with thick walls, often swollen, the basal ones longer and clearer; costa narrow, ending in the apex. Dioicous or pseudo-autoicous: male plants rooting at the base of the female ones, small, 2-3 mm. high: seta 7-8 mm. long, pale-yellow: calyptra large, straw-colored, 2-3 mm. long: capsule 3-5 mm. long, the neck as long as the urn, 1 .5 mm., stomatose; lid 1 mm. long, the beak slender; annulus narrow, double, the base orange-colored, falling in fragments with the lid, or more or less persistent; capsulewalls pale-yellow, with narrow hexagonal cells, the mouth not bordered; peristome none: spores brown, 21-27 fi in diameter, papillose or warty on the convex surface with concentric circles on the flat surface, maturing in October.
Type locality: On wet banks, 1800 meters. Etzatlan, Jalisco. Distribution: Known only from the type locality.