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Published In: Journal of the Proceedings of the Linnean Society, Botany, Supplement 2: 156. 1859. (J. Proc. Linn. Soc., Bot., Suppl.) Name publication detail

Project Name Data (Last Modified On 3/4/2009)
Acceptance : Accepted
Project Data     (Last Modified On 4/30/2009)
General Reference:

Illustration & Map     (Last Modified On 4/30/2009)
Illustrations: Sphagnum khasianum Mitt. (Figs. 1–8.)
Map: Sphagnum khasianum Mitt. (Distribution in China)

Distribution     (Last Modified On 4/30/2009)


Habitat: in bogs, on wet ground, humic soil near streams or on rocks under dripping water.
Distribution: China, Himalayas, India, Thailand, and Vietnam.

Specimens Examined     (Last Modified On 4/30/2009)
Specimens Examined:


Chinese specimens examined: Anhui: Huang Shan (Mt.), P.-C. Chen et al. 6942, 7084 (KUN), M. Zang 20 (KUN). Sichuan: Mi-yi Co., L.-S. Wang 83702 (KUN, MO); Xichang City, Handel-Mazzetti 1369 (KUN). Xizang: Lin-zhi Co., M. Zang 2054 (KUN, MO). Yunnan: Kunming City, R. Xu 15, 44 (KUN); Teng-chong Co., X.-J. Li 80679 (KUN, MO); Yang-bi Co., D. K. Smith 6036 (KUN), Q.-W. Wang 34275 (KUN).


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18. Sphagnum khasianum Mitt.   加萨泥炭藓 jia-sa ni-tan xian
J. Linn. Soc. Bot. Suppl. 1: 156. 1859. Type. India: Khasia, Hooker & Thomson 1282.
Sphagnum subsecundum Nees Strum. var. khasianum (Mitt.) C. Jens. ex Broth. in Handel-Mazzetti, Symb. Sin. 4: 8. 1929.
Plants small, stiff, 3–7 cm high, pale yellow, tinged with brownish purple, in loose tufts. Stem cortex in 1 layer, hyaline cells large, thin-walled, without fibrils, with pores; central cylinder yellowish red. Stem leaves 1.0–1.2 mm × 0.5–0.8 mm, ovate-triangular, rounded, cucullate, dentate at the apex; margins slightly involute, borders narrowly differentiated; hyaline cells undivided, fibrillose in the upper half, sometimes to the base, with small pores at the upper angles on the ventral surface, pores on the opposite pairs along commissural rows on the dorsal surface. Branches in fascicles of 3, with 2 spreading. Branch leaves 1.0–1.6 mm × 0.6–1.0 mm, broadly ovate, nearly circular, concave, margins involute, slightly secund in the upper parts, rounded, denticulate at the apex; hyaline cells linear-rhomboidal, with pores in the opposite pairs along commissural rows on the dorsal surface, small pores at the upper corners on the ventral surface; green cells in cross section narrowly rectangular, centrally located, thick-walled, exposed on both surfaces. Dioicous. Sporophytes not seen.


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