Cyrtosperma kokodense A.Hay

Herb to 1.5 m high; lamina markedly hastate to sagittate, c. 40-100 cm long in flowering specimens; anterior lobe to 30 cm from tip to sinus; posterior lobes obliquely narrowly ovate, to c. 75 cm long, with rather fine and numerous costae divergent from the midribs at c. 35 degrees; petioles sometimes mottled, armature sparse, short, slender, to 4 mm long, straight to upcurved. Spathe to 25 cm long, lanceolate, to 2.5 cm wide, in the lower 5 cm the margins clasping the spadix'but not overlapping, in the middle part deflected, in the upper part spirally twisted, tip not or hardly acuminate, the whole purple, paler within and with yellowish streaks; spadix stipitate for 1 cm, 4.5-5.5 cm long, c. 6 mm wide (in flower), cylindrical; flowers hexamerous, anthers not exceeding the tepals at male anthesis, stigmas brown (dried), papillate, ovary l(-2)-ovulate; ripe fruit and seed unknown.