Plants 70-150 mm long. Corm with straight acuminate teeth converging to a pointed base. Leaves compressed cylindrical, arcuate or recurved, glabrous, 7-15 x 1.0-1.5 mm, grooves rather narrow. Bracts largely green, purple towards the base, ensheathing the lower part of the perianth tube, inner with wide, colourless or brown-speckled membranous margins. Flowers 60-75 mm long, bright magenta, with a purplish black blotch above the middle of each segment, and below that a long white blotch with three dark lines, outer segments purple striped on the backs. Perianth tube 35-70 mm long, tubular, widened slightly at the top; segments elliptical, spreading horizontally, 10-14 x 3-5 mm. Filaments 3 mm, purple; anthers 3-5 mm, purple striped; pollen yellow. Style 60-65 mm; stigmas at or just above the anther tips.
Cormous geophyte, 70-150 mm tall, corm pointed at base, with straight acuminate teeth. Leaves several, narrowly 4-grooved. Flowers salver-shaped, magenta with purple veins, perianth tube elongate, cylindrical, 35-70 mm long; bracts green, outer with narrow and inner with wider hyaline margins; fruiting peduncles suberect.