Slender, monoecious or dioecious, tree-like shrub to 2.5 m. Leaves simple, dimorphic, vegetative leaves willow-like, fertile leaves broad, amplexicaul, imbricate in female inflorescences. Flowers: male: stamens 40-50; female: receptacle 2.3-3.0 mm long, turbinate, fleshy, slightly striate. Fruits to 7 mm long, completely hidden between imbricate inflorescence leaves.