Plants robust, deciduous. Bulb ovoid to subglobose, 80-150 mm diam., subterranean with scales tightly packed, ± imbricate, outer scales dry-papery, sometimes persisting in short neck with transverse abscission lines, flesh whitish. Leaves hysteranthous, ± 5, suberect, narrowly lanceolate, 100-400 x 8-20 mm, inner leaves often narrower than outer, acute, narrowed and clasping below, glabrous, plane or shallowly concave with midrib lightly raised beneath towards base, margins narrowly translucent. Inflorescence a dense, poker-like raceme 500-1000 mm tall with rachis up to 200 mm long, up to 200-flowered, 15-20 mm diam., flowers solitary or sometimes in clusters mostly 5-10 mm apart; scape glabrous, 8-10 mm diam. at base; bracts lanceolate to linear-lanceolate, persistent, 6-10 mm long, spur of lowest bracts oblong, 8-10(-20) mm long; pedicels suberect, 2-6 mm long; bracteoles present, subulate or filiform, up to 3 mm long. Flowers spreading, campanulate, perianth persisting below developing capsule; tepals connate 1-2 mm thus up to one fourth, lobes suberect below but spreading or recurved above, oblong, 4-6 x 1.0-1.5 mm, apices penicillate, white with green midrib. Filaments suberect or weakly spreading, subulate, 4-5 mm long, white. Anthers medifixed, oblong, 1.5-2.0 mm long, yellow or greenish with yellow pollen. Ovary ovoid-truncate to ellipsoid, 2.5-3.0 mm long, green; style columnar, 2.5-3.0 mm long, ± as long as ovary, white; stigma obtuse-papillate. Capsules and seeds unknown.