Bulbophyllum polyrrhizum Lindl., Gen. Sp. Orchid. Pl.: 53 (1830) (syn: Phyllorkis polyrrhiza (Lindl.) Kuntze);
Uttarakhand to China (S. Yunnan) and Indo-China: Assam, China South-Central, East Himalaya, India, Myanmar, Nepal, Thailand, West Himalaya as per POWO;
Rhizome creeping, ca. 1.5 mm in diam., rooting from base of pseudobulbs. Pseudobulbs 5-10 mm apart on rhizome, ovoid, 7-10 mm, 5-7 mm in diam., apex narrowed and somewhat neck like, with a terminal leaf. Leaf blade narrowly oblong, shorter than scape. Flowers and leaves not appearing at same time. Scapes from base of leafless pseudobulbs, 8-12 cm, slender; raceme 3-6 cm, sparsely with many small flowers; peduncle ca. 1 mm in diam., with 2 or 3 bract like sheaths; floral bracts ovate, small, ca. 1.5 mm, apex acute. Pedicel and ovary ca. 3 mm. Flowers yellowish green, widely opening. Dorsal sepal sub ovate, concave, ca. 4 × 2 mm, apex subacute; lateral sepals ovate-lanceolate, ca. 4.5 × 2 mm, apex acute. Petals ovate-triangular, 2.3-2.5 × 1.2-1.3 mm, apex acute; lip reflexed, sub oblong, ca. 3 × 0.8 mm, adaxially densely minutely papillate, grooved at adaxial base, attached to end of column foot, immobile, apex obtuse-acute. Column ca. 1.2 mm; foot ca. 1 mm; stelidia obliquely triangular-subulate.
(Attributions: Compiled from secondary sources listed in references by Kishor Deka for the Assam Biodiversity Portal project as per India Biodiversity Portal)
Bulbophyllum polyrrhizum Lindley: 13 very high res. images.
Habit : Wild
Very typical bulbs.
POWO Catalogue of Life GBIF (High resolution specimens) BSI Flora of India Checklist Flora of China FOC illustration India Biodiversity Portal Wikipedia andysorchids IOSPE Photos Swiss Orchid Foundation