开唇虾脊兰 kai chun xia ji lan

Plants to 80 cm tall. Rhizome inconspicuous. Pseudobulbs subconic, very small, ca. 0.8 cm in diam., with 2 or 3 sheaths. Leaves 2 or 3, well developed and spreading at anthesis, not deciduous; blade elliptic, 30-35 × ca. 11 cm, glabrous, apex acuminate; petiole-like base ca. 15 cm. Scape erect, arising from leaf axil, puberulent; rachis laxly many flowered; floral bracts persistent, lanceolate or elliptic-lanceolate, shorter than ovary, puberulent, apex acuminate. Flowers white, with green lip; pedicel and ovary 15-17 mm, puberulent. Sepals similar, narrowly elliptic-oblong, ca. 20 × 6 mm, abaxially sparsely puberulent, 7-veined, apex acuminate; lateral sepals slightly narrower than dorsal sepal. Petals narrowly elliptic, ca. 20 × 4 mm, glabrous, 3-veined, apex acuminate; lip adnate to entire length of column wings at base, ca. 12 mm, 3-lobed; lateral lobes oblong, ca. 6 × 3 mm, apex obliquely truncate; mid-lobe oblong-ligulate, ca. 6 × 2 mm, apex acute; disk without lamellae or other appendages; spur arcuate, ca. 10 mm, slender, puberulent. Column ca. 7 mm, dilated toward apex, glabrous; rostellum 2-lobed; pollinia obovoid, equal in size.

● Forests; ca. 1500 m. C Sichuan.