25. Bryum lonchocaulon Müll. Hal. 刺叶真藓 ci ye zhen xian
Flora 58: 93.1875. Bryum bimum var. lonchocaulon (Müll. Hal.) Podp., Bryum Gen. Monogr. Prodr. 16: 162. 1973. Type: South America.
Bryum cirrhatum Hoppe & Hornsch., Flora 2: 190. 1819, hom. illeg.
Bryum clathratum Amann, Rev. Bryol. 16: 89. 1889.
Plants small, ca. 5 mm high, yellowish green to brown, glossy, compact or in tufts. Stems sometimes branched by innovations. Leaves slightly twisted, appressed when dry, elliptical-lanceolate, acuminate, cucullate above, ca. 2.5 mm long; margins recurved throughout; costae excurrent, ending in long awns; median leaf cells rhomboidal, 28–47(–73) µm × 10–18 µm, slightly thick-walled; marginal cells clearly differentiated; lower cells rectangular, slightly larger. Autoicous. Setae 10–18 mm long; capsules pendulous, oblong-pyriform or club-shaped, reddish brown; neck slightly shorter than urn; opercula conic, apiculate; peristome double; endostome segments slightly shorter than teeth, widely perforate; cilia 2–3, nodose. Spores 16–22 µm in diameter, indistinctly papillose.