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Moss China | Family List | Moss China V. 2 | Pottiaceae | Hydrogonium

9. Hydrogonium pseudo-ehrenbergii (Fleisch.) P.-C. Chen, Hedwigia. 80:242. 1941; Barbula pseudo-ehrenbergii Fleisch., Musci Buitenzorg 1: 356. 1904.


Barbula dialytrichoides Thér. in Broth., Nat. Pflanzenfam. (ed. 2) 10: 280. 1924, nom. nud.

Plants soft, in loose tufts. Leaves narrowly ovate- or triangular-lanceolate, blunt or rounded-obtuse at the apex; margins entire, revolute near the apex; costa stout, percurrent; upper leaf cells quadrate to hexagonal, orderly arranged, thin-walled, indistinctly uni- to multi-papillose; basal cells slightly larger, irregularly rectangular, smooth, hyaline. Sporophytes not seen.

Type. Indonesia: Java.

Chinese specimens examined: BEIJING: Xi-shan (Mt.), S.-Y. Zeng 6 (PE). GUANGDONG: Ding-hu Shan (Mt.), Koponen 38052 (H). GUIZHOU: Esquirol 1334 (H, as Barbula dialytrichoides). SHAANXI: Tai-bai Shan (Mt.), Lou-guan, J.-Z. Huo 23 (PE). SICHUAN: Chong-qing City, Bei-bei, P.-C. Chen 668 (PE); De-rong Co., X.-J. Li 81–2861 (HKAS); Hua-ren Shan (Mt.), P.-C. Chen 596 (HKAS). XIZANG: Mo-tuo Co., Y.-G. Su 3314 (HKAS); Ya-dong Co., M. Zang 504 (HKAS). YUNNAN: Rui-li Co., X.-J. Li 195 (HKAS).

Habitat: on rocks or soil walls in moist places; Distribution: China, Nepal, India, Indonesia, and the Philippines.

Illustrations: Pl. 124, figs. 6–7.


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