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Published In: Revue Bryologique, nouvelle série 4: 167. 1932. (Rev. Bryol., n.s.) Name publication detail

Project Name Data (Last Modified On 3/31/2009)
Acceptance : Accepted
Project Data     (Last Modified On 5/6/2009)
General Reference:

Illustration & Map     (Last Modified On 5/6/2009)
Illustrations: Rhynchostegiella japonica Dixon & Thér. (Figs. 1–10.)
Map: Rhynchostegiella japonica Dixon & Thér. (Distribution in China)

Distribution     (Last Modified On 5/6/2009)
Habitat: on rocks, tree trunks, and soil; alt. 2900–3300 m.
Distribution: China and Japan.

Specimens Examined     (Last Modified On 5/6/2009)
Specimens Examined:
Chinese specimens examined: Guangdong: Shi-xing Co., P.-J. Lin et al. 4772 (IBSC). Hunan: Liu-yang Co., Exped. Team 536 (IBSC). Shaanxi: Hu Co., M. Wang 354 (WUK). Xinjiang: Ürümqi City, M. Zang 93332 (HSNU). Yunnan: Da-li Co., Redfearn et al. 1513 (MO); Xishuangbanna, L. Zhang 842 (IBSC); Ying-jiang Co., J.-X. Luo 812990b (HKAS).

Notes     (Last Modified On 5/6/2009)
general taxon notes:
Rhynchostegiella japonica is characterized by its homomorphous and asymmetric stem and branch leaves with costae reaching only ca. 1/2 the leaf length. It was synonymized with Brachythecium plumosum by Ignatov et al. (2005).


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1. Rhynchostegiella japonica Dixon & Thér.   日本细喙藓   ri ben xi hui xian
Rev. Bryol., n.s., 4: 167. 1932. Type: Japan. Honshu, Pref. Kyoto, Takahashi s.n.
Plants slender, dark green, in loose mats. Stems prostrate, to 2–4 cm long, irregularly or subpinnately branched, loosely foliate, with complanate branches. Stem and branch leaves similar, erect-spreading, ovate-lanceolate to narrowly ovate-lanceolate or elliptical-lanceolate, 1.3–2.2 mm × 0.5–0.7 mm, concave, somewhat asymmetric, shortly acuminate at apex, not plicate; margins serrulate above, entire below; costae mostly reaching just above 1/2 the leaf length, slender, not projecting at tips; median leaf cells linear-rhomboidal, 80–96 µm × 7–8 µm, smooth; alar cells lax, short, inflated, shortly rectangular. Setae smooth; other sporophytic features not seen.
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