Over 1 m. high. Leaves 5-10 dm. long; sheaths small, dark castaneous; blades acuminate, to 45 mm. wide, green, subglabrous, rigidly coriaceous. Scape stout. Scape-bracts foliaceous, strict, densely imbricate. Inflorescence many-flowered, cylindric, laxly bipinnate, 3-4 dm. long. Primary bracts broadly ovate, the lower ones suberect, exceeding the spikes and with a long acuminate apex, the upper spreading, equaling or shorter than the spikes and apiculate. Spikes densely strobilate, globose, 20-to 25-flowered, 4-6 cm. long, the lower short-stipitate, the upper sessile. Floral bracts broadly elliptic, emarginate, exceeding the sepals, convex, coriaceous, nerved, glabrous. Pedicels short. Sepals obtuse, 16 mm. long, connate for 2 mm., coriaceous.
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