Herminium ecalcaratum (Finet) Schltr., Repert. Spec. Nov. Regni Veg. Beih.4: 101. 1919.

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

11. Herminium ecalcaratum (Finet) Schltr., Repert. Spec. Nov. Regni Veg. Beih.4: 101. 1919. Fig. 8Q

Monorchis ecalcarata (Finet) O. Schwarz, Mitt. Thüring. Bot. Ges. 1: 95. 1949.

Basionym.

Peristylus ecalcaratus Finet, Rev. Gén. Bot. 13: 520. 1901.

Type.

CHINA. Yunnan, Mt. Heechan men (Lan Kong), 3000 m, 11.09.1885, Delavay J.M., 1692 (Lectotype, here chosen: P! [P00363792]); Syntype: Same locality, 2800 m, 03.09.1884, Delavay J.M., 682 (P! [P00363791]) .

Description.

Plant 8-20 cm tall. Tubers oblong-lanceolate, 4-10 × 3-5 mm. Stem with 2 tubular sheaths at base, 2-leaved. Leaves alternate, oblong, 10-12 × 0.3-1 cm, apex obtuse. Inflorescence 10-16 cm; peduncle cylindrical, with 1-4 ovate-lanceolate 2-3 mm peduncle-scales; rachis 3-7 cm, densely many-flowered; floral bracts ovate-lanceolate, 2-3 mm, shorter than ovary, apex acute. Flowers white; pedicel and ovary arcuate, twisted, slightly beaked near apex, 2-4 mm. Dorsal sepal ovate, concave, 1.5-2.2 × 0.8-1.3 mm, apex obtuse; lateral sepals ovate, oblique, 1.5-2 × 0.7-1 mm, apex obtuse. Petals connivent with dorsal sepal, ovate, oblique, 1-1.5 × 0.8-1 mm, apex acute. Lip obovate, 1.6-2.3 × 1-1.4 mm, base concave, apex 3-lobed; lateral lobes triangular, 0.3 × 0.4 mm, apex obtuse; mid-lobe broadly ovate, 1 × 1 mm, apex obtusee. Column ca. 0.9 mm; pollinia globose; caudicles short, viscidia elliptic, rostellum triangular with two distinct lobes, stigma transversely oblong situated below the rostellum.

Flowering time.

September.

Habitat.

Terrestrial on alpine grassy slopes and meadows at elevations of 2500-3900 m.

Distribution.

China (Sichuan, Yunnan).

Specimen examined.

CHINA: Sichuan, Hongyuan county, north of Partridge Hill, 3850 m, 02.07.1983, (without collector), 1284 (PE); Yunnan, Fugong county, Shangpa Town, Zhuminglin courtyard, 3020 m, 27.08.2005, Jin X.H.,7913 (PE); Heqing county, Fragrant river, 2600 m, 03.09.1929, Ching R.C., 24318 (PE); Lijiang county, east of Yulong mountain, 2900 m, 05.07.1981, Beijing Hengduan Mountain Team, 02698 B (PE).

Figures

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