A taxonomic revision of Herminium L. (Orchidoideae, Orchidaceae) Author Raskoti, Bhakta Bahadur State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China Author Schuiteman, Andre Science Directorate, Royal Botanical Gardens, Kew, Richmond, Surrey TW 9 3 AB, U. K. Author Jin, Wei-Tao State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China Author Jin, Xiao-Hua State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China & Southeast Asia Biodiversity Research Institute, Chinese Academy of Science, Yezin, Nay Pyi Taw 05282, Myanmar xiaohuajin@ibcas.ac.cn text PhytoKeys 2017 2017-04-19 79 1 74 http://dx.doi.org/10.3897/phytokeys.79.11215 journal article http://dx.doi.org/10.3897/phytokeys.79.11215 1314-2003-79-1 254BFFC9FF9A3360AA0D4550FF8FFFEE 576376 9. Herminium coeloceras (Finet) Schltr., Notes Roy. Bot. Gard. Edinburgh 5: 97. 1912. Figs 6I , 7I , 8I , 9I , 11I Herminium unicorne Kraenzl., Repert. Spec. Nov. Regni Veg. 5: 199. 1908. Type: CHINA. East Tibet, Tongolo, Soulie J. A., 2980 (Holotype: B, lost; Isotype: P! [P00361310]). Herminium tenianum Kraenzl., Repert. Spec. Nov. Regni Veg. 17: 110. 1921. Type: CHINA. Yunnan, Pe Tsao Lin, Ten S., 1387 (Holotype: C). Monorchis coeloceras O. Schwarz, Mitt. Thuering . Bot. Ges. 1: 96. 1949. Monorchis teniana (Kraenzl.) O. Schwarz, Mitt. Thuering . Bot. Ges. 1: 96. 1949. Basionym. Peristylus coeloceras Finet, Rev. Gen . Bot. 13: 519. 1902. Type . CHINA . Yunnan , Mt. Hee chan menn above Lan Kong , 11.07.1883 , Delavay J. M. ,68 ( Lectotype , here chosen: P! [P00361306]). Syntypes : Yunnan , Mt. Hee chan menn above Lan Kong , 11.07.1883 , Delavay J. M. , s.n. ( Syntype : P! [P00361307]) ; Yunnan , summit of Ma eul chan, 3500 m , 9.7.1889 , Delavay J. M. , s.n. ( Syntype : P! [P00361303 & P00361304]) ; Yunnan , forest of Song pin above Ta pin tze, 2000 m , 18.8.1885 , Delavay J. M. , s.n. ( Syntype : P! [P00361308 & P00361309]) ; Sichuan , Tongolo , Ragathong , August 1891 , Soulie J. A. , 322 ( Syntype : P! [P00361305]) . Description. Plant 6-36 cm tall. Tubers oblong-ovoid, 10-25 x 5-10 mm. Stem with 1 or 2 tubular sheaths and 2 opposite to subopposite leaves at base. Leaves elliptic-lanceolate to oblong, 2-10 x 0.8-2 cm, apex obtuse or acute. Inflorescence 20-27 cm; peduncle cylindrical, slender; peduncle-scales1-3, lanceolate, 4-15 mm; rachis 2-10 cm, densely many flowered; floral bracts ovate-lanceolate, 5-10 mm, equal or slightly longer than ovary, apex acuminate. Flowers white, ca. 4 mm across, pedicel and ovary twisted, arcuate, beaked, 4-10 mm. Dorsal sepal ovate, 2-2.5 x 1.5-2 mm, apex obtuse; lateral sepals ovate, 2.5-3 x 1-1.5 mm, apex obtuse. Petals nearly rhombic to ovate, oblique, 2-2.5 x 1-1.5 mm, apex obtuse. Lipspurred, nearly ovate, 2-3 x 1.5-2 mm, 3-lobed; disk with subglobose callus; lateral lobes oblong,1 x 0.5 mm, apex obtuse; mid-lobe oblong, 2 x 1 mm, apex obtuse; spur globose-saccate. Column ca. 2 mm; pollinia globose, viscidia involute, hornlike, elliptic; rostellum with short arms, stigma transversely oblong, situated below the rostellum. Flowering time. June-August. Habitat. Terrestrial in coniferous and broad-leaved mixed forests, and on grassy alpine slopes at elevations of 1800-3900 m. Distribution. China, Myanmar. Specimens examined. CHINA : Sichuan , Luding county , 1300 m , 12.07.1982 , Lang K.Y. , Li L.Q. , Fei Y.Y. , 624 (PE); Luding county , 1800 m , 20.08.1963 , Guan K.J. , Wang W.C. , et al. 1762 (PE) ; Tibet , Zayu county , 3400 m , 13.08.2013 , Jin X. H. , Wang L. S. , Wang Q et al. , ST2901 (PE); Gonjo county , 3700, 20.08.1976 , Qinghai-Tibet Team , 9681 (PE); Mainling county , 3400 m , 20.07.1972 , Tibet Herb Survey Team, 4111 (PE); Nyingchi county , 3100 m , 31.07.1965 , Zhang Y.T. and Lang K.Y. , 1213 (PE); Pasang Lake , 3050 m , 18.08.1924 , Kingdon-Ward F. , 6107 (K) ; Yunnan , Shangri-La, 2830 m , 29.07.1997 , Luo Y.B. , 176 (9752) (PE); Lijiang county , 2500 m , 03.10.1983 , Qinghai-Tibet Team , 14921 (PE) .