Oxalis microdonta T.M.Salter

Stemless, up to 8 cm high. Bulb narrow-oval, attenuate at the base and apex, scarcely 2 cm long, with rather hard blackish-brown tunics. Rhizome up to 20 cm long, tortuous, with a thin brown cortex. Leaves 2-5; petioles slender, reddish-brown, 2-3 cm long, very sparsely pilose; leaflets 3, sessile, linear-oblong or elliptic-oblong, 2.5-2.8 cm long, 3-4.5 mm broad, obtuse, minutely emarginate, denticulate, ciliate with somewhat hyaline patent or inflexed bristly hairs. Peduncles 1-fld., 3-5 cm long, with 2 alternate subulate bracts towards the apex. Sepals lanceolate, 6-7 mm long, sparsely hirsute, ciliate. Corolla 2-2.6 cm long, glabrous, violaceous, with a subcylindrical yellow tube; laminae of the petals obliquely obovate, up to 9.5 mm broad, as long as the narrow claw. Filaments (brevistylar form only seen), the shorter 6 mm long, spreading, the longer about the same length, unequal, erect, glandular-pilose; anthers sagittate. Ovary villose on the upper half, the chambers 3-5-ovuled; styles (short) spreading. Seeds without endosperm.