Herminium edgeworthii (Hook.f. ex Collett) 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 : 16-17

12. Herminium edgeworthii (Hook.f. ex Collett) X.H. Jin, Schuit., Raskoti & L.Q. Huang, Cladistics 2015. Fig. 5F

Platanthera edgeworthii (Hook.f. ex Collett) R.K. Gupta, Fl. Nainital 349. 1968.

Platantheroides edgeworthii (Hook.f. ex Collett) Szlach., Richardiana 4: 106. 2004.

Basionym.

Habenaria edgeworthii Hook.f. ex Collett, Fl. Siml. 504. 1902.

Type.

INDIA. Himachal Pradesh, Simla, Banatar, 08.1834, Edgeworth s.n. (Holotype: K! [K000247384]) .

Description.

Plant 20-50 cm tall. Tuber subglobose to ellipsoid, 1-2.4 × 0.4-9 cm. Stem with tubular sheaths at base, 3-5-leaved. Leaves well-spaced, broadly ovate to ovate-oblong, lanceolate, 4-8 × 1-4 cm, apex acute. Inflorescence 20-30 cm, peduncle cylindrical with foliaceous lanceolate bracts, apex acute, 1-3 × 2-4 cm, rachis 7-28 cm long with densely many flowers; floral bracts lanceolate, acute, equal or shorter than ovary, 5-15 × 2-3 mm. Flowers pale yellowish green to greenish yellow, ca. 1 cm long, pedicel and ovary arcuate, beaked, twisted, 5-15 cm long. Dorsal sepal broadly elliptic-ovate, concave, margin ciliated, 3-4 × 4-5 mm, lateral sepals reflexed, oblong ovate, margin ciliated, apex obtuse, 4.5-6 × 2-3 mm. Petals obliquely ovate-lanceolate, apex acute, 4-6 × 1.5-2 mm. Lip entire, lingulate, 7 × 2 mm with concave at base, slightly fleshy, clawed above base, apex obtuse, spur cylindrical, spreading upwards, longer than the ovaray, 1-2 cm long. Column 4 mm long, pollinia subglobose, with short caudicle, viscidia orbicular; rostellum triangular, ca. 2 mm; stigma lobes separate, clavate to oblong, ca. 2 mm, spreading on either side of lip base.

Flowering time.

August-September.

Habitat.

Terrestrial in Quercus forest and forest margins, and in subalpine grassland at elevations of 1800-2500 m.

Distribution.

China, India, Myanmar, Nepal.

Specimens examined.

CHINA: Tibet, Yatung, 1897, Hobson H. E., s.n. (K); Jatung , 3050 m, 03.08.1936, Spencer Chapman F., 334 (K); Lhasa, 1947, Guthrie J., s.n. (K) .

INDIA: Uttarakhand, Almora, S. R. and Winterbottom J. E., 41 (K).

NEPAL: Bagamati, Rasuwa District, Ghatte Khola , 1900 m, 21.08.1964, Shrestha T. B.,and Bista M. S., 1847 (KATH) ; Gandaki, Manang District, Dhanagyung-Dharapani , 2000 m, 07.08.1983, Rajbhandari K. R., 9061 (KATH) ; Karnali, Kalikot District, near Kadampur , 1800 m, 31.08.1985, Shakya P.R., Subedi N. N., and Uprety R., 8486 (KATH) ; Mahakali, Darchula District, Kasoti , 2430 m, 20.08.1984, Shakya P. R., Adhikari M. K., and Subedi N. N., 7968 (KATH) .

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.