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Published In: Moss Flora of China, English Version 2: 160. 2001. (Moss Fl. China) Name publication detail

Project Name Data (Last Modified On 3/12/2009)
Acceptance : Accepted
Project Data     (Last Modified On 5/1/2009)
General Reference:

Illustration & Map     (Last Modified On 5/1/2009)
Illustrations: Didymodon ditrichoides (Broth.) X.J. Li & S. He (Figs. 1–9.)
Map: Didymodon ditrichoides (Broth.) X.J. Li & S. He (Distribution in China)

Distribution     (Last Modified On 5/1/2009)
Habitat: on soil and rocks in forests.
Distribution: endemic to China.

Specimens Examined     (Last Modified On 5/1/2009)
Specimens Examined:
Specimens examined: Anhui: Huang Shan (Mt.), D.-K. Li 634 (HKAS, SHM); Qing-yang Co., Z.-L. Liu 30169 (HKAS, SHM); She Co., W.-F. Zheng 1 (HKAS). Fujian: Wuyi Shan (Mt.), C.-H. Gao 7218 (HKAS, SHM), D.-K. Li 7758 (HKAS, SHM). Guizhou: Shui-cheng Co., D.-K. Li 2943 (HKAS, SHM). Henan: Kai-feng City, D.-K. Li 6459 (HKAS, SHM); Song Co., D.-K. Li 6462 (HKAS, SHM), X.-J. Luo 410a (PE). Hubei: Sheng-nong-jia (Mt.), K.-Y. Guan 2670, 2728 (HKAS); Wu-feng Shan (Mt.), X.-W. Wu 84 (HKAS). Hunan: Sang-zhi Co., D.-K. Li 18397 (HKAS, SHM). Jiangsu: Yi-xing Co., D.-K. Li 244 (HKAS, SHM). Jiangxi: Jing-gang Shan (Mt.), D.-K. Li 17293 (HKAS, SHM). Liaoning: Ben-xi Co., C. Gao 8326 (HKAS, IFSBH). Nei Mongol: Da-qing Shan (Mt.), Z.-G. Tong 1456 (PE); He-lan Shan (Mt.), Z.-G. Tong 1886 (PE). Qinghai: Xing-hai Co., F.-G. Lu 31 (HKAS). Shaanxi: Hu Co., Z.-P. Wei 4684 (HKAS, WUG); Zhou-zhi Co., M.-X. Zhang 441 (HKAS, WUG). Shanghai: D.-K. Li 9515 (HKAS, SHM). Shanxi: Ning-wu Co., C. Gao 30800 (HKAS, IFSBH); Tai-yuan City, Y.-J. Lin 59–002 (HKAS); Xi-yang Co., Q. Li 801 (HKAS). Sichuan: Dao-cheng Co., J.-K. Yang 81–2695 (HKAS); De-rong Co., X.-J. Li 81–156, 81–2821 (HKAS); Xiang-cheng Co., X.-J. Li 3090, 3102 (HKAS). Taiwan: Chia-yi Co., Koponen 17137 (H). Xinjiang: Akto Co., Y. Xia 14 (HKAS); He-jing Co., J.-L. Wu 4599 (HKAS); Tian-shan (Mt.), J.-C. Zhao 2504 (HKAS). Xizang: Ban-ge Co., K.-Y. Lang 1315 (HKAS); Chang-du City, M. Zang 5239 (HKAS); Ji-long Co., S.-K. Chen 211 (HKAS); Long-zi Co., M. Zang 1008 (HKAS); Ya-dong Co., M. Zang 763 (HKAS). Yunnan: Bin-chuan Co., M.-K. Cui 473 (HYUB); De-qin Co., X.-J. Li 81–1471 (HKAS); Kun-ming City, X.-J. Li 3007 (HKAS); Li-jiang Co., X.-J. Li 8154 (HKAS); Lu-xi Co., X.-J. Li 770 (HKAS); Lu-nan Co., X.-J. Li 3006 (HKAS); Zhong-dian Co., X.-J. Li 81–1446 (HKAS). Zhejiang: Ning-bo City, Z.-L. Liu 30719 (HKAS, SHM); western Tian-mu Shan (Mt.), R.-L. Hu 161 (HKAS, HSNU).


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5. Didymodon ditrichoides (Broth.) X.-J. Li & S. He, comb. nov.   长尖对齿藓 chang-jian dui-chi xian
Barbula ditrichoides Broth., Akad. Wiss. Wien Sitzungsber., Math.-Naturwiss. Kl., Abt. 1, 133: 566. 1924. Didymodon rigidulus Hedw. var. ditrichoides (Broth.) Zand., Bull. Buffalo Soc. Nat. Sci. 32: 162. 1993. Didymodon acutus (Brid.) Saito var. ditrichoides (Broth.) Zand., Phytologia 41: 20. 1978. Type. China: Sichuan (Setschwan), Yan-yuan Co., Handel-Mazzetti 2382 (holotype H).
Plants medium-sized to rather large, 20–35 mm high, yellowish green, in dense tufts. Stems erect, usually simple, rarely branched. Leaves appressed when dry, erect-spreading when moist, triangular or deltoid at the base, gradually linear-lanceolate; margins entire, distinctly revolute throughout; costa excurrent, ending in a long, reddish brown awn; upper leaf cells usually rounded quadrate to hexagonal, regularly arranged, with single papilla, moderately thick-walled; basal cells irregularly rectangular, mostly smooth, hyaline. Setae elongate, erect, 3–5 cm long; capsules cylindrical; opercula erect, shortly conic-rostrate; peristome teeth twisted, persistent.


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