Small, caulescent, slender, 5-12 cm high, the stem, petioles and peduncles minutely pubescent, with capitate hairs admixed. Bulb small, ovoid, scarcely 1 cm long, with brown papery tunics. Rhizome slender, pale. Stem up to 7 cm long or scarcely exserted, dark green, sometimes with small scales. Leaves about 10, apically congested; petioles 0.5-1.5 cm long; leaflets 3, subsessile, oblong, narrow-elliptical or linear, obtuse, slightly incised at the apex, sometimes conduplicate, 3-7 mm long, 1-2 mm broad, glabrous above, very sparsely pubescent or glabrous beneath, eciliate, with 2 apical calli. Peduncles 1-fld., terminal, 2-4 cm long, with 1-2 minute alternate bracts near the calyx or ebracteate. Sepals lanceolate, 3-4 mm long, glabrous or sparsely pubescent, ciliate, with 2 conspicuous reddish apical calli. Corolla 1.4-1.8 cm long, white or very pale rose, with a funnel-shaped greenish-yellow tube; petals subcuneate, slightly attenuate to the base, rounded at the apex, 4-7 mm broad, often pale rose on the outer margin beneath. Filaments, the shorter 2.5-5 mm, the longer 4.5-7 mm long, minutely glandular-pilose, edentate. Ovary pubescent on the upper part, ecallose, the chambers 1-3-ovuled; styles pubescent below, sparsely and minutely glandular-pilose above. Seeds without endosperm.
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Caulescent geophyte with slender stem to 12 cm. Leaves terminal, trifoliolate, leaflets linear-elliptic, glabrescent beneath. Flowers white or pale rose with greenish yellow tube.