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

6. Barbula propagulifera (X.-J. Li & M.-X. Zhang ) Redfearn & B. C. Tan, Trop. Bryol. 10:66. 1995; Streblotrichum propaguliferum X.-J. Li & M.-X. Zhang, Acta Bot. Yunnan. 5: 385, f. 1. 1983.

Plants medium-sized, 20–30 mm high, yellowish green, in dense tufts. Stems erect, simple, rarely irregularly branched, often radiculose at base. Leaves contorted when dry, erect-spreading when moist, narrowly ovate-lanceolate to lanceolate, bluntly acuminate; margins plane, entire below, irregularly serrulate near apex; costa stout, percurrent or ending in a few cells below apex; upper leaf cells small, irregularly rounded-hexagonal or subquadrate, rather thick-walled, obscure, multi-papillose on both surfaces, marginal cells more thickly walled, papillae indistinct; basal cells differentiated, often larger, rectangular, smooth, hyaline. Gemmae club-shaped, in clusters in leaf axils. Sporophytes not seen.

Type. China: Shaanxi, Hu Co., Z.-P. Wei 4349 (holotype HKAS; isotype WUG).

Specimen examined: Only the type was seen.

Habitat: on rocks near roadsides; Distribution: endemic to China.

Illustrations: Pl. 110, figs. 6–11.


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