Plants robust, to 1.2 m; leaves and inflorescences erect, emergent. Leaves stiff, keeled from base at least to middle, flattened distally, to 1.2 m 5--15 mm. Inflorescences: rachis (0--)1--3 branched, erect, bracts strongly ascending, not basally inflated; pistillate heads (1--)2--4 on main rachis, 0(--2) on lateral branches, axillary, not contiguous, sessile or short-peduncled, 2.5--3.5 cm diam. in fruit; staminate heads 3--8 on main rachis, 1--6 on lateral rachises, most not contiguous. Flowers: tepals often with prominent subapical dark spot, subentire to entire; stigma 1, linear. Fruits brown, proximally dull, distally shiny, subsessile to short-stipitate, fusiform, usually constricted near equator, body not strongly faceted, 5--7 2.5--3 mm, tapering to beak; beak often curved and hooked, 4--7 mm; tepals attached at base, reaching to equator or somewhat beyond. Seeds 1.