Herminium longilobatum S.N. Hegde & A.N. Rao, Himalayan Pl. J. 1(2): 47. 1982.
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https://dx.doi.org/10.3897/phytokeys.79.11215 |
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persistent identifier |
https://treatment.plazi.org/id/F2DA7F6C-B8D3-525F-BAA1-DFEED5FE8FAF |
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treatment provided by |
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scientific name |
Herminium longilobatum S.N. Hegde & A.N. Rao, Himalayan Pl. J. 1(2): 47. 1982. |
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30. Herminium longilobatum S.N. Hegde & A.N. Rao, Himalayan Pl. J. 1(2): 47. 1982. Fig. 10F View Figure 10
Type.
Yarlung Zangbo-Brahmaputra Region , Towang, 2800 m, Hegde, 3208-A (Holotype: TIPI!) .
Description.
Plant 30-50 cm tall. Tubers ovoid, globose to oblong. Stem with 2 tubular sheaths at base and few well-spaced leaves near middle. Leaves 8-20 × 0.5-1.5 cm, linear to oblong, acuminate. Inflorescence 8-30 cm; peduncle cylindrical, with peduncle-scales 0.5-2.4 cm; rachis 5-18 cm, densely many flowered; floral bracts ovate-lanceolate, 1.5-5 mm, shorter than ovary, apex acuminate. Flowers pale green; ca. 4 mm across, pedicel and ovary arcuate, 4-7 mm, shortly beaked. Dorsal sepals 2.0 × 1.5 mm, concave, ovate, apex subacute. Petals lanceolate, 2.0 × 1.5 mm, apex subacute. Lip oblong, 3-lobed, with a callus at base, midlobe very short, lanceolate, obtuse; lateral lobes 10 mm long, more than 10 times longer than the midlobe, filiform, coiled. Column 1 mm, short; anther cells 2, parallel; staminodes 2, lateral; rostellum 2-lobed; stigmas 2, transversely oblong, divergent. Fruit oblong, 7 mm long.
Flowering: August-September.
Habitat.
Terrestrial in oak forest at elevations of 2500-2800 m.
Distribution.
China, India, Nepal.
Specimen examined.
Yarlung Zangbo-Brahmaputra Region: Kameng district, Towang, Hegde, 3208 A-C (Orchid Herbarium, Tipi); Phudong-Dirang, Hajra 54808 (ASSAM). NEPAL: Sagarmatha, Solukhumbu district, below Sete, 2500 m, Raskoti B. B., 01299 (KATH).
Note.
Herminium longilobatum is similar to Herminium lanceum but the lateral lobes of lip are much longer (10 vs. 3 mm) and the lip often has a callus at the base.
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