Stem solitary, short and subterranean, to 5 cm in diam. Leaf sheaths not known; petioles 12-25 cm, margins with very small teeth; blades semicircular in outline, ca. 0.5 m wide, green or grayish on abaxial surface, divided to more than 2/3 their length into 20-30 stiff segments, transverse veinlets barely visible; middle segments ca. 2 cm wide. Inflorescences to 0.5 m, erect; male inflorescences branched to 2 or more orders; rachillae ca. 10 cm; female inflorescences branched to 2 or more orders; rachillae ca. 10 cm. Fruits yellowish to brown, with a thin waxy bloom, kidney-shaped, to 0.9 × 1.3 cm.