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Published In: Bryologia Europaea 6: 7. 535 (fasc. 52–56 Mon. 3. 1). 1853. (Bryol. Eur.) Name publication detail

Project Name Data (Last Modified On 3/31/2009)
Acceptance : Accepted
Project Data     (Last Modified On 3/31/2009)
General Reference:

Illustration & Map     (Last Modified On 3/31/2009)
Related Objects:
Illustrations: R.-L. Hu & Y.-F. Wang (eds.) 2005 (Pl. 43, figs. 12–20).

Click here for distribution map.

Map: Brachythecium populeum (Hedw.) Schimp. (Distribution in China)

Distribution     (Last Modified On 3/31/2009)
Habitat: on thin soil over rocks; alt. 700–5150 m.
Distribution: China, Japan, Indonesia, Central Asia, Russia, Europe, North America, and South America.

Specimens Examined     (Last Modified On 3/31/2009)
Specimens Examined:
Chinese specimens examined: Anhui: Beihai, Z.-H. Li 256 (SYS); She-xian Co., W.-F. Zheng 330 (HSNU). Beijing: Mi-yun Co., K.-J. Guan B8 (PE); Yan-qing Co., J.-X. Luo 18 (MO, PE). Chongqing: Nan-chuan Co., X.-Y. Hu 176 (PE), M.-Z. Wang 860518 (MO, PE). Hebei: Xing-long Co., K.-J. Guan 15 (MO). Henan: Xi-xia Co., J.-X. Luo 195 (MO, PE). Hubei: Mt. Shennongjia, P.-C. Wu 100, 467 (both in MO), G.-C. Zhang 34051 (IFSBH). Hunan: Darong City, L. Zhang 308 (HKAS). Jiangxi: Mt. Sanqing, X.-M. Zhao 1107 (HSNU). Jilin: Wu-song Co., Unknown Collector 1882 (IFSBH). Liaoning: Huan-ren Co., T. Cao 13 (IFSBH); Kuan-dian Co., T. Cao 38540 (IFSBH); Mt. Laotuding, T. Cao 124 (IFSBH); Mt. Qian, Unknown Collector 1901 (IFSBH). Nei Mongol: Mt. Helan, Z.-G. Tong 1263 (HIMC, MO). Shaanxi: Chang-an Co., L.-M. Li 1763, M.-X. Zhang 655 (both in WUK); Mt. Taibai, S.-E. Liu 1247 (HIMC, MO), Z.-P. Wei 5978 (WUK); Ning-shan Co., M.-X. Zhang 3999 (WUK). Shandong: Rong-cheng Co., L.-M. Li 1084 (WUK). Sichuan: Mt. Liangshan, G.-C. Zhang 21783 (IFSBH); Tian-quan Co., J.-L. Yang 579a (MO); Wen-chuan Co., Redfearn 34846 (MO); Wo-long Co., Q.-Z. Zheng 212 (IFSBH); Ya-an Co., C. Gao 17393 (IFSBH). Xinjiang: Mu-lei Co., S.-L. Chen 16 (PE). Xizang: Cha-yu Co., M. Zang 5340 (HKAS); Ban-ge Co., K.-Y. Lang 1310 (MO, PE); Ji-long Co., K.-Y. Lang 1191 (PE); Mo-tuo Co., Y.-G. Su 3677a (MO). Zhejiang: Mt. West Tiamu, R.-L. Hu 322 (HSNU, MO), Y.-F. Wang 299 (HSNU).

Notes     (Last Modified On 3/31/2009)
general taxon notes:
Brachythecium populeum is characterized by its very weakly plicate to nearly plane leaves, its truncate leaf bases at insertion, and its percurrent costae.


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28. Brachythecium populeum (Hedw.) Schimp. in B.S.G.   长肋青藓   chang le qing xian
Bryol. Eur. 6: 7. pl. 535. 1853. Cirriphyllum populeum (Hedw.) Loeske & M. Fleisch., Allg. Bot. Z. Syst. 13: 22. 1907. Hypnum populeum Hedw., Sp. Musc. Frond. 270. 1801. Type: Sweden.
Brachythecium populeum var. quelpaertense (Cardot) Takaki, J. Hattori Bot. Lab. 15: 65. 1955. Brachythecium quelpaertense Cardot, Bull. Soc. Bot. Genève, ser. 2, 3: 293. 1911.
Brachythecium populeum var. yamamotoi (Sakurai) Takaki, J. Hattori Bot. Lab. 15: 68. 1955. Brachythecium yamamotoi Sakurai, Bot. Mag. (Tokyo) 50: 371. 1936.
Plants rather elongate, dark green, somewhat glossy, in loose mats. Stems prostrate, often uni-pinnately branched, with ascending, simple branches, julaceous when dry, attenuate at tips. Stem leaves triangularly ovate, 1.4–1.6 mm × 0.59–0.86 mm, plane or somewhat concave, slightly plicate, shortly acuminate at apex, truncate at insertion; margins plane, entire below, serrulate above; costae strong, percurrent; median leaf cells elongate-rhomboidal, 36–55 µm × 6–7 µm; alar cells numerous, quadrate or shortly rectangular, somewhat thick-walled, extending close to costa at leaf base; branch leaves narrowly ovate-lanceolate, widest near base, somewhat cordate or nearly truncate at insertion. Autoicous. Perichaetial leaves lanceolate, weakly costate. Setae ca. 10–15 mm long, reddish brown, papillose above, smooth below; capsules elongate-ellipsoidal, reddish brown; opercula shortly conic-rostrate; exostome teeth ca. 450 µm long; endostome segments as long as exostome teeth; cilia long, in groups of 2–3. Spores 12–15 µm in diameter, finely papillose.


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