Home Moss Flora of China
Name Search
Moss Checklist
Moss Flora
Guide to Authors
!Isopterygium albescens (Hook.) A. Jaeger Search in The Plant ListSearch in NYBG Virtual HerbariumSearch in Muséum national d'Histoire naturelleSearch in Type Specimen Register of the U.S. National HerbariumSearch in Virtual Herbaria AustriaSearch in JSTOR Plant ScienceSearch in SEINetSearch in African Plants Database at Geneva Botanical GardenSearch in Flora do Brasil 2020Search in Reflora - Virtual HerbariumSearch in Living Collections Decrease font Increase font Restore font

Published In: Bericht über die Thätigkeit der St. Gallischen Naturwissenschaftlichen Gesellschaft 1876–77: 433 (Gen. Sp. Musc. 2: 1251). 1878. (Ber. Thätigk. St. Gallischen Naturwiss. Ges.) Name publication detail

Project Name Data (Last Modified On 4/2/2009)
Acceptance : Accepted
Project Data     (Last Modified On 5/6/2009)
General Reference:

Illustration & Map     (Last Modified On 5/6/2009)
Illustrations: Isopterygium albescens (Hook.) A. Jaeger (Figs. 1–22.)
Map: Isopterygium albescens (Hook.) A. Jaeger (Distribution in China)

Distribution     (Last Modified On 5/6/2009)
Habitat: on tree trunks, rotten wood, rarely on rocks; alt. 120–2900 m.
Distribution: China, Japan, Nepal, Sikkim, and Indonesia.


Specimens Examined     (Last Modified On 5/6/2009)
Specimens Examined:
Chinese specimens examined: Fujian: Nan-jing Co., G.-C. Zhang 506, 554 (both in IFSBH); San-ming City, D.-K. Li 1517 (SHM). Guangdong: Le-chang Co., L. Zhang 635 (IBSC); Lian-xian Co., L. Zhang 911 (IBSC). Guizhou: Sui-yang Co., C. Gao & J.-Y. Feng 32978b (IFSBH). Hainan: Bai-po Co., Z. He 1168, 1191 (both in PE). Jiangxi: Mt. Lushan, E.-Z. Bai & J.-Y. Feng 36932 (IFSBH); Mt. Sanqing, E.-Z. Bai 37655 (IFSBH). Taiwan: Nan-tou Co., S. He 36530 (MO). Xizang: Ji-long Co., S.-K. Chen 313 (HKAS); Mo-tuo Co., Y.-G. Su 3341b, 4342 (both in HKAS); Nie-la-mu Co., S.-K. Chen 75 (HKAS); San-an-qu-lin Co., M. Zang 1554, 1620a (both in HKAS); Ya-dong Co., M. Zang 312 (HKAS). Yunnan: Gong-shan Co., M.-Z. Wang 11501d, 11628c (both in PE); He-kou Co., M. Zang 4341 (HKAS); Lü-chun Co., M. Zang 358, 4607 (both in HKAS); Xishuangbanna, Touw C92 (HKAS), X.-J. Li 12, 2825, 3063 (all in HKAS). Zhejiang: Kai-hua Co., C.-Y. Tian 0659 (HSNU).

Notes     (Last Modified On 5/6/2009)
general taxon notes:
This species is characterized by its pale green, usually silver-white, and slender plants.


Export To PDF Export To Word


1. Isopterygium albescens (Hook.) Jaeg.    淡色同叶藓   dan se tong ye xian
Ber. Thätigk. St. Gallischen Naturwiss. Ges. 1876–77: 433. 1878. Hypnum albescens Hook. in Schwaegr., Sp. Musc. Frond., Suppl. 3, 1(2): 226b. 1828. Type: Sikkim.
Isopterygium expallescens Levier in S. Okamura, J. Coll. Sci. Imp. Univ. Tokyo 36(7): 36. 1915, nom. nud. Isopterygium expallescens Levier ex His., Classif. Moss Jap. 85. 1932.
Plants slender, pale green, often silver-white, glossy. Stems flattened; pseudoparaphyllia filamentous. Leaves rounded ovate or ovate-lanceolate, gradually or suddenly acuminate, ending with filiform apices, ca. 1.20 mm × 0.25 mm, concave; margins serrulate above; costae double, short or indistinct; upper and median leaf cells linear, 65–80 µm × 3.5–4.0 µm, thick-walled; basal cells shorter and broader, brownish, thick-walled; alar cells not distinctly differentiated. Autoicous or dioicous. Inner perichaetial leaves ca. 2 mm long, acuminate at apex. Setae 15–20 mm long, 0.15 mm thick, reddish brown; capsules horizontal to inclined, oblong-ovoid, 1.3–1.5 mm × 0.6–0.7 mm, with long neck, brownish; peristome hypnoid, with 2 cilia. Spores 8–10 µm in diameter, mostly papillose.


© 2018 Missouri Botanical Garden - 4344 Shaw Boulevard - Saint Louis, Missouri 63110