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Published In: Revue Bryologique 17: 6. 1890. (Rev. Bryol.) Name publication detailView in BotanicusView in Biodiversity Heritage Library

Project Name Data (Last Modified On 3/10/2009)
Acceptance : Accepted
Project Data     (Last Modified On 3/10/2009)
General Reference:

Illustration & Map     (Last Modified On 3/10/2009)
Related Objects:
Illustrations: C. Gao (ed.) 1994 (Pl. 92, figs. 8–15).
Click here for distribution map.
Map: Rhabdoweisia crenulata (Mitt.) H. Jameson (Distribution in China)

Distribution     (Last Modified On 3/10/2009)
Habitat: on rock crevices.
Distribution: China, India, Japan, Europe, Greenland, and North America.

Specimens Examined     (Last Modified On 3/10/2009)
Specimens Examined:
Chinese specimen examined: Taiwan: Nan-tou Co., S.-H. Lin s.n. [Bryophytes of Taiwan Exsiccatae 142] (MO).


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1. Rhabdoweisia crenulata (Mitt.) Jameson   阔叶粗石藓 kuo-ye cu-shi xian
Rev. Bryol. 17: 6. 1890. Didymodon crenulatus Mitt., J. Proc. Linn. Soc., Bot., Suppl. 1: 23. 1859. Type. India: Sikkim, J. D. Hooker 270.
Plants small, up to 10 mm high, dull green to yellowish green, in dense tufts. Stems erect, usually unbranched, reddish brown; central strand absent. Leaves crispate when dry, erect-patent to spreading when moist, 2–3 mm long, oblong-lanceolate to narrowly lingulate, leaf base not clearly narrower, the upper part gradually narrowed from the middle, broadly acute at the apex; margins serrate in the upper 1/3 or more; costa light brown, subpercurrent; upper cells subquadrate, 13–16 µm wide, subobscure; lower cells rectangular, more or less hyaline, becoming longer near the costa; alar cells not differentiated. Setae elongate and straight, upper part twisted when dry, ca. 5 mm long, light brown; capsules erect, ovoid, yellowish brown; opercula obliquely long-rostrate; annuli none; peristome teeth yellowish brown, erect when dry, lanceolate, broader at the base, distinctly and obliquely striolate. Spores 18–21 µm in diameter, brownish, papillose.
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