Herminium hongdeyuanii Raskoti, Phytotaxa, 98 (1): 23-26. 2013.

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 : 21

publication ID

https://dx.doi.org/10.3897/phytokeys.79.11215

persistent identifier

https://treatment.plazi.org/id/076E6759-071F-578F-954C-09C798AFE1A7

treatment provided by

PhytoKeys by Pensoft

scientific name

Herminium hongdeyuanii Raskoti, Phytotaxa, 98 (1): 23-26. 2013.
status

 

21. 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.