金唇白点兰 jin chun bai dian lan

Thrixspermum neglectum Fukuyama.

Stems 1-4 cm, densely few to many leaved. Leaves narrowly elliptic to oblong, 2-5 × 0.8-1.5 cm, acute or slightly bilobed. Inflorescences several, 5-7 cm, several flowered; peduncle slender; rachis very short; floral bracts ovate-triangular, 1-2 mm. Flowers not opening widely, whitish, lip usually tinged with yellow; pedicel and ovary 2.5-4 mm. Dorsal sepal elliptic or obovate, 4-5.5 × 2.5-3 mm, base cuneate, apex obtuse; lateral sepals slightly oblique, broadly elliptic, ca. 5 × 4 mm, obtuse. Petals similar to lateral sepals and smaller, base contracted, apex rounded; lip ca. 3 × 7 mm, base saccate, margin 3-lobed; lateral lobes erect, ca. 3 mm, apical margin denticulate; mid-lobe suborbicular, ca. 1 × 2 mm, base with 2 small ligulate appendages, margin ± denticulate; disk with 2 revolute tubelike calli ending in a tuft of yellow hairs. Column ca. 1 mm, foot ca. 1.5 mm. Fl. Apr-May.

Epiphytic on tree trunks in forests; 300-700 m. S Taiwan [Japan (Ryukyu Islands), Philippines].