From Tropical East Africa.
Rhizome creeping up to 5 cm thick. Leaves 1-2 on a shoot, erect, stiff and smooth, 80-270 cm long, 3-8 cm thick with a groove 8-30 mm across below, narrowing above, with up to 20 dark green longitudinal lines or shallow furrows, dark green, at first with lighter transverse markings.
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