Herminium quinquelobum King & Pantl., J. Asiat. Soc. Bengal, Nat. Hist. 65: 130. 1896.

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 : 36-37

42. Herminium quinquelobum King & Pantl., J. Asiat. Soc. Bengal, Nat. Hist. 65: 130. 1896. Figs 5H , 6O , 7O , 8O , 9O

Monorchis quinqueloba (King & Pantl.) O. Schwarz, Mitt. Thüring. Bot. Ges. 1: 96.1949.

Type.

INDIA. Sikkim, Tendong , 7000 ft, 08.1894, Pantling R., 339 (Holotype CAL; Isotype: K! [K000079023]) .

Description.

Plant 15-30 cm tall. Tubers oblong to subglobose, 15-20 × 5-15 mm. Stem with 2 tubular sheaths at base and 2-3 leaves. Leaves subopposite, linear-lanceolate, 10-17 × 1-2 cm, apex acute. Inflorescence 10-20 cm; peduncle with a foliaceous linear-lanceolate peduncle-scale; rachis 10-15 cm, many flowered; floral bracts lanceolate, 3-8 mm, equal or longer thna ovary, apex acuminate. Flowers greenish white; pedicel and ovary straight, apex beaked, 5-10 mm. Dorsal sepal oblong-lanceolate, 2-3.5 × 0.5-1 mm, apex obtuse; lateral sepals oblong, 2-3 × 0.6-1 mm, apex subacute. Petals linear, 1.6-3.5 × ca. 0.3-0.5 mm, apex acute. Lip oblong, 5-lobed, 2-3.5 × 0.7-1 mm, base dilated and concave; basal lobes triangular, lateral lobes linear, 1 × 0.5 mm, apex acute; mid-lobe oblong-triangular, 1.5 × 0.5 mm, apex acuminate. Column ca. 7 mm, stigma transversely oblong, situated underneath the rostellum; auricles oblong, rostellum triangular; pollinia obovoid; caudicles short, viscidia disklike. Fruit oblong, 1 cm long.

Flowering time.

August-September.

Habitat.

Terrestrial on moist slopes or epiphytic in evergreen broad-leaved forests at elevations of 2100-3000 m.

Distribution.

Bhutan, China, India, Nepal.

Specimen examined.

CHINA: Yunnan, Gongshan county, 2200 m, 03.09.1982, Qinghai-Tibet Team, 9908 (PE).

INDIA: Sikkim, Tendong, 2134 m, 08.1894, Pantling R., 339 (K).

NEPAL: Janakpur, Dolakha district, Jiri, 2950 m, 21.09.1964, Benerji M. L., Shrestha T. B. and Upadhyay A. V., 2877 (KATH); Koshi, Dhankuta district Chitrya, 2240 m, 11.09.1977, Pradhan P. and Shrestha N.,89 (KATH); Mechi, Ilam district Hile, 2390 m, 06.09.1977, Pradhan P., Rajbhandari K. R. and Niraula R., 263 (KATH); between Tala (2050 m) and Tale Bisauna (2750 m), 10.09.1970, Kanai H., Chuma C. and Nagano T., s.n. (K).

Figures

Figure 5. Flowers of representive species of Herminium. A H. monorchis B H. latilabre C H. forceps D H. fallax E H. lanceum F H. edgeworthii G H. monophyllum H H. quinquelobum I H. pugioniforme.

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.

Figure 8. Petal of Herminium. A H. monorchis B H. chloranthum C H. pygmaeum D H. josephi E H. monophyllum F H. lanceum G H. josephi H H. coiloglossum I H. coeloceras J H. fallax K H. himalayanum L H. elisabethae M H. alaschanicum N H. ophioglossoides O H. quinquelobum P H. macrophyllum Q H. ecalcaratum R H. biporosum

Figure 9. Lip of Herminium. A H. monorchis B H. chloranthum C H. pygmaeum D H. josephi E H. monophyllum F H. macrophyllum G H. macrophyllum H H. alaschanicum I H. coeloceras J H. fallax K H. longilobatum L H. elisabethae M H. alaschanicum N H. lanceum O H. quinquelobum P H. kamengense Q H. coiloglossum R H. biporosum.