怒江槽舌兰 nu jiang cao she lan

Plants pendulous. Roots white, terete, ca. 2 mm in diam. Stems 1-2 cm. Leaves subterete, 20-30 cm × ca. 1.5 mm, apex acuminate. Inflorescence lateral, 1-5-flowered; peduncle ca. 1 cm; floral bracts ovate, ca. 7 mm. Flowers fully opening, white; pedicel and ovary ca. 2 cm. Dorsal sepal erect, elliptic, ca. 1.4 × 6 mm, apex obtuse; lateral sepals oblique, narrowly elliptic, ca. 1.3 × 5 mm. Petals narrowly ovate, ca. 1.2 × 6 mm; lip 3-lobed; lateral lobes erect, triangular, adaxially with red stripes; mid-lobe broadly rhombic, ca. 6 × 8 mm, entire, obtuse, with a yellow fleshy callus at its base; spur funnel-shaped, curved forward, 6-10 mm. Column white, ca. 3 mm, foot ca. 1 mm; viscidium narrowly suborbicular. Fl. Apr-May. 2n = 38*.

● Epiphytic on tree trunks in evergreen broad-leaved forests; 2500-3000 m. W Yunnan.