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Published In: Species Muscorum Frondosorum 176. 1801. (Sp. Musc. Frond.) Name publication detailView in BotanicusView in Biodiversity Heritage Library

Project Name Data (Last Modified On 3/19/2009)
Acceptance : Accepted
Project Data     (Last Modified On 5/4/2009)
General Reference:

Illustration & Map     (Last Modified On 5/4/2009)
Illustrations: Timmia megapolitana Hedw. (Figs. 7–13.)
Map: Timmia megapolitana Hedw. (Distribution in China)

Distribution     (Last Modified On 5/4/2009)
Habitat: on wet soil or rocks near streams, grasslands or in bogs; alt. 2100–3900 m.
Distribution: China, Japan, Mongolia, Russia, Europe, and North America.

Specimens Examined     (Last Modified On 5/4/2009)
Specimens Examined:
Chinese specimens examined: Gansu: Mt. Wushao, Q.-G. Chen 34 (HKAS). Jilin: Jiao-he Co., C. Gao s.n. (IFSBH). Liaoning: Ben-xi Co., Y.-C. Zhu 1322 (HKAS). Nei Mongol: Gen-he, Z. Wang 1536 (IFSBH); Mt. Helan, Z.-G. Tong 1278, 1283 (both in HIMC). Shaanxi: Mt. Qinling, P.-C. Chen 320 (HKAS); Tai-bai Co., Z.-P. Wei 4172, 5894, 5952, 5998, 6469 (all in HKAS, WUG). Shanxi: Ning-wu Co., C. Gao 30827 (IFSBH). Xinjiang: Ake-su Co., Xinjiang Biol. Inst. 47063 (HKAS); Ye-cheng Co., C.-Y. Yang 65 (IFSBH); Zhao-su Co., S.-L. Chen 1322 (HKAS). Sichuan: Barkam Co., Allen 6877 (MO); Ba-tang Co., S. He 31471 (MO); Ruo-er-gai Co., S. He 30869 (MO); Wen-chuan Co., Q.-Z. Zheng 64 (IFSBH). Yunnan: Li-jiang Co., Q.-W. Wang 4001 (HKAS), W.-X. Xu 663 (HKAS); Yang-bi Co., Redfearn et al. 383 (MO, PE).


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2a. Timmia megapolitanavar. megapolitana   美姿藓原变种   mei zi xian yuan bian zhong
Plants medium-sized, deep green, in loose tufts. Stems erect, 2–4(–6) cm high, simple or branched. Leaves tubulosely involute or crisped when dry, erect-spreading when moist, ovate-lanceolate, 5–8 mm long, abruptly acuminate from a sheathing base; margins plane, serrate above; costae percurrent or subpercurrent, mammillose at ventral side below, dorsally spinulosely papillose in the upper part of leaves; upper leaf cells rounded-quadrate or hexagonal, 8–13 µm wide, slightly thickening at corners, papillose ventrally; basal cells narrowly rectangular, with 2–5 papillae on each cell dorsally; submarginal cells linear. Autoicous. Setae 1.5–2.5 cm long, reddish purple; capsules ellipsoidal, inclined or horizontal, reddish brown, curved at neck; opercula shortly conic; peristome double; exostome teeth lanceolate, finely papillose below, coarsely papillose above; endostome segments consisting of 64 papillose threads, yellowish or whitish; basal membrane high; cilia well developed, nodulose. Spores 10–14 µm in diameter, yellow, roughened or finely papillose.


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