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Moss China | Family List | Moss China V. 2 | Pottiaceae | Hyophila

5. Hyophila setschwanica (Broth.) Hilp. ex Chen, Hedwigia. 80:183. 1941; Weisiopsis setschwanica Broth., Symb. Sin. 4: 37. 1 f. 3. 1929.


Plants small, 5–15 mm high, yellowish green, in dense tufts. Stems erect, simple or branched, densely foliate. Leaves involute-contorted when dry, erectopatent when moist, oblong-lanceolate to lanceo-ligulate, ca. 2 mm long, bluntly acute with a short apiculus; margins entire, inrolled in the upper half; costa stout, percurrent; upper leaf cells quadrate to subquadrate or rounded-hexagonal, distinctly mammillose on both surfaces; basal cells shortly rectangular, smooth, hyaline. Autoicous. Setae straight, ca. 6 mm long; capsules erect oblong-ovoid, ca. 1 mm long; annuli differentiated, of 1–2 rows of cells, persistent; opercula conic-rostrate, with a long, oblique beak. Spores spherical, 15–20 µm in diameter, finely papillose.

Type. China: Sichuan (Setschwan), Ya-long-jiang (River), Handel-Mazzetti 2049 (holotype H).

Specimens examined: HAINAN: Jian-feng-ling (Mt.), P.-C. Chen 32 (PE). HONG KONG: Tai-mo Shan (Mt.), Iwatsuki 46, 49a (NICH). SICHUAN: Xiang-cheng Co., Sichuan Vegt. Team 4465 (PE). YUNNAN: Du-long-jiang (River), M. Zang 4316 (HKAS); Jing-dong Co., Ai-lao Shan (Mt.), J.-K. Zhang s.n. (HYUB); Li-jiang Co., X.-J. Li 85260 (HKAS).

Habitat: on soil walls or thin soil over rocks in shaded or wet places; Distribution: endemic to China.

Illustrations: Pl. 128, figs. 1–4.


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