PlantaeAsparagalesOrchidaceaeRaskotiBhakta BahadurSchuitemanAndréJinWei-TaoJinXiao-HuaA taxonomic revision of Herminium L. (Orchidoideae, Orchidaceae)PhytoKeys194201720177917410.3897/phytokeys.79.11215 Herminium hongdeyuanii Raskoti, Phytotaxa , 98 (1): 23–26. 2013.Type.

NEPAL. Chandragiri, 2200 m, 25.09.2012, Raskoti B. B., 571 (Holotype: KATH!).

Description.

Plant 35–42 cm tall. Tubers subglobose, 10 × 5 mm. Stem with 2 tubular sheaths at base, upper part with 3 leaves. Leaves cauline, alternate, linear, 15–21 × 0.5–1.0 cm, apex acuminate, base sheathing. Inflorescence 20 cm; peduncle 4–6 cm, ridged, without peduncle-scales; rachis 13–15 cm, with several secund flowers; floral bracts lanceolate, 5–10 × 1–2 mm, 1-veined, exceeding or shorter than the ovary, apex acuminate. Flowers yellowish green, 2–3 mm across, secund, ovary fusiform, slightly arcuate, 5–9 mm long, ridged, apex slightly beaked; dorsal sepal suberect, ovate, 2 × 1 mm, apex sub-obtuse; lateral sepals spreading, ovate, oblique, 2.5 × 1.0 mm, apex sub-obtuse; petals forming a hood with dorsal sepal, oblong, 2.0–4.0 × 1.0 mm, apex obtuse, lip oblong, held horizontally, slightly curved, 1.0–3.0 × 0.5–1.0 mm, base dilated shallowly concave, contracted in the middle, with three ridges running from base to the midlobe, trilobed near apex; lateral lobes falcately triangular, 0.5 × 0.5 mm, apex sub-obtuse; midlobe triangular, 0.7 × 0.4 mm, apex sub-obtuse. Column ca. 1 mm; auricle ca. 0.5 mm, pollinia 0.5 mm, globose; viscidia ovoid, stigma transverse, ca. 1 mm, extending outwards from the rostellum.

Flowering time.

September.

Distribution.

Endemic to Nepal.

Specimen examined.

NEPAL. Chandragiri, 2200 m, 25.09.2012, Raskoti B. B., 571 (KATH).

Habitat.

Terrestrial on humus-rich grassy slopes at an elevation of 2200 m.

Note.

This species is close to Herminium lanceum but differs in having smaller flowers and a ridged peduncle; the midlobe of the lip is longer than the lateral lobes, the lateral lobes are triangular and always wider than the midlobe.