鹅白苹兰 e bai ping lan

Eria stricta Lindley, Coll. Bot. ad t. 41b. 1826; E. secundiflora Griffith; Mycaranthes stricta (Lindley) Lindley.

Rhizome inconspicuous. Pseudobulbs clustered, cylindric, 2-10 cm × 1-4 mm, slightly dilated toward apex, apex 2-leaved. Leaf blade lanceolate or oblong-lanceolate, 8-10 × 0.6-2 cm, acute; petiole ca. 6 mm. Inflorescences 1-3, subterminal, 8-10 cm, secund, densely many flowered; rachis and pedicel and ovary white cottony-hairy; floral bracts rhombic, ca. 1 mm, glabrous. Sepals densely white cottony-hairy abaxially; dorsal sepal ovate, ca. 2 × 1.5 mm, acute; lateral sepals ovate-triangular, ca. 2 × 2 mm, obtuse; mentum ca. 1 mm. Petals ovate, ca. 2 × 1.5 mm, glabrous, obtuse; lip subsquare-orbicular in outline, ca. 2 × 2 mm, distally shallowly 3-lobed; lateral lobes small; mid-lobe ± oblate, ca. 0.5 × 1-1.5 mm, obtuse-rounded; disk with 3 thickened lamellae from base to base of mid-lobe and a globose callus between 2 lateral lobes near mid-lobe base. Column ca. 1.5 mm, each side obtriangular-winged; foot ca. 2 mm. Capsule fusiform, ca. 5 × 3 mm, densely white cottony-hairy, shortly pedicellate. Fl. Nov-Feb, fr. Apr-May. 2n = 40.

Lithophytic on rocks on shaded slopes or epiphytic on tree trunks along valleys; 800-1300 m. SE Xizang, SE Yunnan [Bhutan, NE India, Myanmar, Nepal, N Vietnam].