Tropicos | Name - !Pogonatum nudiusculum Mitt.

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!Pogonatum nudiusculum Mitt.

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Project Name Data (Last Modified On 4/3/2009)

Acceptance : Accepted

Project Data (Last Modified On 5/6/2009)

General Reference:

Wu, P.-C., M. R. Crosby & S. He. 2005. Sematophyllaceae–Polytrichaceae. 8: viii + 385 pp. In Moss Fl. China. Science Press & Missouri Botanical Garden, Beijing, New York & St. Louis.

Illustration & Distribution Map (Last Modified On 5/6/2009)

Illustrations:

Pogonatum nudiusculum Mitt. (Figs. 1–11.)

Map:

Pogonatum nudiusculum Mitt. (Distribution in China)

Ecology & World Range (Last Modified On 5/6/2009)

Habitat & Distribution:

Habitat: on mountain forest ground and in grass; alt. 2500–3600 m..

Distribution: China, Nepal, Bhutan, India, Sri Lanka, and the Philippines.

Specimens Info (Last Modified On 5/6/2009)

Specimens Examined:

Chinese specimens examined: Guizhou: Sui-yang Co., Kuan-kuo Shui Forest region, Crosby 15968, 16022 (both in MO, PE). Sichuan: Li-xian Co., X.-J. Li 1610 (HKAS, PE); Ma-er-kang Co., X.-J. Li 1024, 1487 (both in HKAS, PE). Taiwan: Tai-chung Co., Shevock 18175 (CAS, MO). Xizang: Cha-yu Co., Q.-W. Wang 5813 (PE). Yunnan: De-qin Co., Q.-W. Wang 4904 (PE); Li-jiang Co., Q.-W. Wang 3684 (PE); Lu-feng Co., Redfearn et al. 1798 (MO); Yang-bi Co., Redfearn et al. 827 (MO); Zhong-dian Co., H.-F. Xie 2015 (PE).

Notes (Last Modified On 5/6/2009)

general taxon notes:

The most distinctive characters of this species are its lamellae only present along both sides of costa and only 1–3 cells high.

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12. Pogonatum nudiusculumMitt. 川西小金发藓 chuan xi xiao jin fa xian

J. Proc. Linn. Soc., Bot., Suppl. 2: 153.1859. Pseudatrichum nudiusculum (Mitt.) G. L. Merrill, Mem. New York Bot. Gard. 45: 466. 1987. Polytrichum nudiusculum (Mitt.) C. Müll., Linnaea 36: 13. 1869. Type: India. Khasia, Hooker & Thomson 1249.

Pogonatum handelii Broth., Symb. Sin. 4: 135. 1929. Type: China. Yunnan, Da-li Co., Handel-Mazzetti 6396 (holotype H).

Pogonatum hetero-proliferum Horik., Bot. Mag. (Tokyo) 48: 461. f. 4. 1934. Type: China. Taiwan, Ilan Co., Mt. Taiping, Horikawa s.n.

Pogonatum nudiusculum fo. minus Broth., Symb. Sin. 4: 135. 1929. Type: China. Yunnan, Da-yao Co., Handel-Mazzetti 6269 (holotype H).

Pogonatum oligotrichoides Horik., J. Jap. Bot. 11: 416. f. 2. 1935. Type: China. Taiwan, Nan-tou Co., Mt. Morrison, Horikawa s.n.

Polytrichum manchuricum (Horik.) C. Gao & G.-C. Zhang, J. Hattori Bot. Lab. 54: 201. 1983. Pogonatum manchuricum Horik., J. Jap. Bot. 12: 24. f. 10. 1936. Type: China. Jilin (Kirin), Horikawa s.n.

Pseudatrichum spinosissimum Reim., Notizbl. Bot. Gart. Berlin-Dahlem 15: 401. 1941. Type: China. Guizhou, Si-mi-yao, Tsiang 4303 (isotype PE).

Plants medium-sized, somewhat rigid, gregarious. Stems single, ca. 3 cm long. Basal leaves small, scale-like, sheathing base indistinct; upper leaves ovate-lanceolate, strongly crisped when dry, up to 7 mm long; leaf margins sharply toothed; costa brown, excurrent, dentate on the back in the upper part; lamellae numerous on the ventral surface, covering ca. 2/3 the leaf width, 4–6 cells high, in cross section the apical cells of lamellae rounded, thick-walled, smooth; upper leaf cells broad and short; basal leaf cells rectangular, thick-walled. Setae brown, ca. 3 cm long; capsules shortly cylindrical, erect or inclined; exothecial cells smooth; peristome teeth 32, with brown stripes. Calyptrae covering the whole capsule. Spores globose, hyaline, 7–10 µm in diameter.