Epiphytic, entirely glabrous herb. Stem usually abbreviated, erect Leaves iris-like, equitant, fleshy, with imbricate bases. Inflorescence an axillary open subumbellate raceme shorter than the leaves; bracts small, scarious. Flowers resupinate, narrow, medium-sized; ovary narrowly long-pedicellate. Sepals and petals free, spreading; petals slightly shorter. Lip orbicular, with a long, narrowly conical spur inflated and often bilobed at the apex. Column short, with a foot; rostellum narrow, bifid; anther terminal; pollinia 2, globose, each with a narrow stipes; viscidium solitary, relatively large.
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