Herminium clavigerum (Lindl.) X.H. Jin, Schuit., Raskoti & L.Q. Huang, Cladistics 2015.

Raskoti, Bhakta Bahadur, Schuiteman, Andre, Jin, Wei-Tao & Jin, Xiao-Hua, 2017, A taxonomic revision of Herminium L. (Orchidoideae, Orchidaceae), PhytoKeys 79, pp. 1-74 : 12-14

8. Herminium clavigerum (Lindl.) X.H. Jin, Schuit., Raskoti & L.Q. Huang, Cladistics 2015. Figs 6N , 7N

Habenaria densa Wall. ex Lindl., Gen. Sp. Orchid. Pl. 326. 1835. Type: Nepal, Wallich N., 7046 (Holotype: K-WALLICH!).

Habenaria clavigera (Lindl.) Dandy, J. Bot. 68: 246. 1930.

Platantheroides densa (Wall. ex Lindl.) Szlach., Richardiana 4: 106. 2004.

Habenella clavigera (Lindl.) Szlach. & Kras-Lap., Richardiana 6: 34. 2006.

Basionym.

Platanthera clavigera Lindl., Gen. Sp. Orchid. Pl. 289. 1835.

Type.

INDIA, Himachal Pradesh, Simla, 08.1831, Dalhousie C., s.n. (Holotype: K-LINDL; Isotype K! [K000247390]) .

Description.

Plant 12-70 cm tall. Tubers, ovoid, 1-2 × 0.6-1 cm. Stem with 2 or 3 tubular sheaths at base and 4-5 spaced leaves above middle. Leaves ovate to elliptic, 4-10 × 1-4 cm, apex acuminate. Inflorescence 20-36 cm, peduncle cylindrical with 1 foliaceous bract; rachis 5-28 cm, densely many flowered; floral bracts longer than ovary, lanceolate, 5-20 cm, apex acuminate. Flowers yellowish green; pedicel and ovary cylindrical-fusiform, apex beaked, 6-12 mm. Dorsal sepal broadly ovat-elliptic, 3-5 × 2-2.5 mm, margin ciliate, apex obtuse; lateral sepals obliquely elliptic-oblong, 3-5.5 × 1.5-2.5 mm, margin ciliate, apex obtuse. Petals obliquely oblong-ovate, 3-5 × 2-2.5 mm, apex acute. Lip lingulate, 4-5.5 × 1-1.5 mm, entire, apex obtuse; disk with a conic callus in front of mouth of spur; spur pendulous, clavate, 5-6 mm, much shorter than ovary. Column 5 mm; staminodes small, elliptic; anther locules nearly parallel; pollinia subglobose, with very short caudicles, viscidia orbicular; rostellum erect, triangular; stigma lobes separate, raised, shortly clavate to narrowly oblong, spreading on either side of base of lip.

Flowering time.

August-September.

Habitat.

Terrestrial in forest margins and on grassy slopes at elevations of 2300-3400 m.

Distribution.

Bhutan, China, India, Nepal.

Specimens examined.

CHINA: Tibet, Cona county, 3200 m, 09.09.1975, Qinghai-Tibet Team, 751858 (PE); Cona county, Mama town , 3040 m, 06.08.1974, Qinghai-Tibet Team, 2257 (PE); Cona county , Le town , 2430 m, 08.08.1974, Qinghai-TibetTeam, 2477 (PE); Cona county , Le bu courtyard, 2789 m, 07.09.2012, FLPH Tibet Expedition, 12-0655 (PE); Gyirong county , 2895 m, 07.08.2010, PE-Tibet Team, 00304 (PE); Gyirong county , 3200 m, 19.07.1975, Qinghai-Tibet Team, 4713 (PE); Gyirong county , 3050 m, 24.07.1975, Qinghai-Tibet Team,4789 (PE); Nyalam county , 2800 m, 14.08.1972, Tibetan Herb Survey Team, 1191 (PE), Yadong county , 3012 m, 28.08.2010, PE-Tibet Team, 02178 (PE); Yadong county , 2700 m, 11.08.1974, Qinghai-Tibet Team, 74-2255 (PE) .

INDIA: Sikkim, Donang , 3050 m, 10.08.1943, Pradhan J., s.n. (K) ; Uttarakhand, Kumaon , 17.09.1900, Inayat, 24066 (K) .

NEPAL: Bagmati, Rasuwa District, Dhunche , 1820 m, 27.08.1977, Saiju H. K., and Amatya P. M., 1777 (KATH) ; Janakpur, Dolakha District , 2400 m, 31.08.1983, Rajbhandari K. R., 9542 (KATH) ; Koshi, Dhankuta District, Chitre , 2000 m, 19.09.1983, Saiju H. K., Joshi L., Pradhan N., and Subedi M. N.,1 (KATH) ; Mahakali, Darchula District, Thin , 2300 m, 27.08.1980, Rajbhanari K. R. and Malla K. J. 5635 (KATH) ; Mechi, Ilam District, Hile , 2420 m, 06.10.1977, Pradhan P., Rajbhandari K. R. and Niraula R. 265 (KATH) .

Figures

Figure 6. Dorsal sepal of Herminium. A H. monorchis B H. chloranthum C H. pygmaeum D H. josephi E H. monophyllum F H. lanceum G H. macrophyllum H H. glossophyllum I H. coeloceras J H. fallax K H. handelii L H. elisabethae M H. himalayanum N H. clavigerum O H. quinquelobum P H. macrophyllum Q H. mannii R H. biporosum.

Figure 7. Lateral sepal of Herminium. A H. monorchis B H. chloranthum C H. pygmaeum D H. josephi E H. monophyllum F H. lanceum G H. macrophyllum H H. glossophyllum I H. coeloceras J H. fallax K H. gracile L H. elisabethae M H. himalayanum N H. clavigerum O H. quinquelobum P H. macrophyllum Q H. lanceum R H. biporosum.