pale form
another view
another view
flower up close

note stem leaves and basal leaf



DESCRIPTION: Plant glabrous, arising from a cluster of fleshy, thickened roots, 20-70 cm tall. Leaves 2-5, lanceolate to elliptical, gradually reduced to linear-lanceolate bracts higher up on the stem, 5-19 cm long and 2-5 cm wide, keeled. Inflorescence a loose or dense raceme, 10-60 flowered; flowers green, greenish-white, or yellowish-white, +/- fragrant, each flower subtended by a lance-linear, acuminate bract. Sepals ovate-elliptic to ovate, 4-6 mm long and 3-5 mm wide, colored as flowers; dorsal sepal loosely connivent with petals, lateral sepals concave, reflexed. Petals linear-oblong to linear, 3-7 mm long and 1-2 mm wide, the margin finely lacerate or toothed, loosely appressed to the dorsal sepal and colored as the sepals. Labellum tripartite and fringed (the divisions of the lateral segments typically reaching more than halfway to the base of the labellum), shallowly clawed, each segment of labellum fan-shaped; 7-15 mm long and 7-15 mm wide, colored as flowers but the claw typically whitish; base of labellum with a +/- clubbed nectar spur projecting behind, 0.8-2.3 cm long.