A parasitic herb 10-28 cm high, simple or branched at the base. Stems scabrid, with bulbous-base hairs. Leaves 1-3.5 cm long, 0.7-1.3 cm broad, ovate, ovate-lanceolate or linear-lanceolate, frequently acuminate, obtuse, densely scabrid above and beneath with bulbous-base hairs. Flowers axillary, arranged in a spike. Bracts similar to the leaves; bracteoles 7-9 mm long, 1.5 mm broad, linear, acute, scabrid without, glabrous within Calyx-tube 9 mm long, campanulate, scabrous without, glabrous within; lobes 7 mm long, 4-6.5 mm broad at the base, ovate-triangular, acute, scabrid without. Corolla yellow, distinctly marked with dark veinings; tube 1.3 cm long, campanulate, glabrous; lobes 6 mm long, mm broad, ovate, obtuse. Stamens 4; filaments 7 mm long, linear, all bearded; anthers 3-3.5 mm long, 1.5 mm broad, oblong, mucronate. Ovary 4 mm long, 4 mm broad, globose, glabrous; style 1.4 cm long, compressed in the lower half, widened into a fleshy tongue-shaped portion above. Fruit 8 mm long, 7 mm broad, globose, black. Seeds numerous, 15 mm long, 0.5 mm broad, linear, with a loose transparent veined membranous testa.
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Annual, hemiparasitic herb, up to 0.3 m high. Stems erect; stems and leaves covered with bulbous hairs;. Leaves sessile, overlapping; blade ovate, 15 x 5 mm, margins entire. Flowers: in a spike; bracts dentate; corolla dull yellow with red veins; Jan.-Mar.
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