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FOC | Family List | FOC Vol. 25 | Orchidaceae | Goodyera

10. Goodyera robusta J. D. Hooker, Fl. Brit. India. 6: 113. 1890.

滇藏斑叶兰 dian zang ban ye lan

Epipactis robusta (J. D. Hooker) A. A. Eaton; Goodyera bilamellata Hayata; Peramium bilamellatum (Hayata) Makino.

Plants terrestrial or rarely epiphytic, 11-22 cm tall. Rhizome stout, few noded. Stem erect, 3-8 cm, 4-7-leaved. Leaves widely spaced or somewhat clustered toward apex along stem, green, without white markings, ovate to narrowly ovate-elliptic, 3.5-8 × 1.5-3 cm, base obtuse-rounded or broadly cuneate, margin undulate, apex acute; petiole-like base and tubular sheath 1.5-4 cm. Peduncle grayish green, 3-6.5 cm, pubescent, with 3 or 4 sterile bracts; rachis 5-10 cm, subdensely to densely many flowered, secund; floral bracts lanceolate, 8-12 mm, pubescent, apex acuminate. Flowers opening weakly, white or greenish white, sometimes tinged pink, medium-sized; pedicel and ovary cylindric-fusiform, 6-9 mm, pubescent. Sepals white or pink, midvein green, pubescent on outer surface, 1-veined; dorsal sepal oblong, 7-11 × 2.8-4.5 mm, concave, apex acute; lateral sepals spreading, ovate, oblique, 7-11 × 3-4.5 mm, slightly thickened at base, apex acute. Petals white, rhombic, oblique, 7-10 × 3-4 mm, 1-veined, base attenuate, apex acute; lip white, broadly oblong-ovate, 6-9 × ca. 4 mm; hypochile concave-saccate, ca. 3 mm, inside papillose; epichile ovate-lanceolate, 3-4 mm, with 2 longitudinal lamellae, apex acute, slightly to strongly recurved. Column 2-3 mm; anther narrowly ovoid, ca. 2.5 mm; rostellum ca. 2.5 mm, remnant deeply bifid. Fl. Aug-Dec.

Damp places in forests; 1000-2500 m. SW Guizhou, Taiwan, SE Xizang, S and W Yunnan [NE India].


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