低药兰属 di yao lan shu
Authors:Authors: Xinqi Chen & Jeffrey J. Wood
Herbs, epiphytic, small, monopodial. Stems very short. Leaves few, to 7 × 1 cm, somewhat fleshy, jointed and sheathing at base. Inflorescences lateral, simple, to ca. 20-flowered; rachis usually clavate. Flowers ephemeral, only a few open at a time, greenish yellow, small, superficially resembling Bulbophyllum. Sepals and petals similar, often linear and acuminate, to 4-6 × 3 mm; lateral sepals adnate to column foot; lip movable, without a spur, sometimes saccate, 3-lobed; lateral lobes auriculate, margins somewhat fimbriate; mid-lobe conic, fleshy. Column short, stout, with a foot ca. 3 mm, rostellar projection elongate; stipe ligulate, ca. 2 × diam. of pollinia; viscidium obovate, small; pollinia 2, entire, although some specimens having a very tiny notch.
About three species: from S Thailand southeast to Java and New Guinea, northeast to Taiwan and the Philippines; one species in China.