Plants acaulescent; stem 15-30 cm diam.; 3-10 leaves in crown. Leaves 110-150 cm long, moderately keeled, with 90-140 pinnae, grey-green, semi-glossy; petiole 20-35 cm long; rachis not to moderately spirally twisted. Basal pinnae not reducing to spines. Median pinnae simple, 22-31 cm long, 9-14 mm wide, strongly discolorous; margins flat to slightly recurved; apex entire, spinescent. Pollen cones narrowly ovoid to fusiform, 16-32 cm long, 6-6.5 cm diam.; microsporophyll lamina 25 mm long, 23 mm wide; apical spine 0-10 mm long. Seed cones ovoid, 24 cm long, 11.5 cm diam.; megasporophyll with an expanded, peltate apex 45-70 mm wide and 25-40 mm long; apical spine 20-55 mm long. Seeds ovoid, 30-32 mm long, 24-26 mm wide; sarcotesta red.
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