Distribution and habitat: Mexico - Oaxaca, Puebla Conservation status: 1997 IUCN Red List of Threatened Plants category E. Description:
Plants arborescent. Stem 3 m tall, 30 cm diam. Leaves dark green, dull, 70-85 cm long, keeled (opposing leaflets inserted at 90° on rachis), with 160-200 leaflets; basal leaflets reducing to spines. Leaflets linear, weakly discolorous, not falcate, inserted at 45° to rachis, overlapping upwards; margins flat, entire; median leaflets 6-7 cm long, 7-8 mm wide. Pollen cones narrowly ovoid, pale brown, 30-40 cm long, 8-10 cm diam. Seed cones ovoid, pale brown, 40-50 cm long, 20-25 cm diam. Seeds ovoid, 30-40 mm long, 20-25 mm wide, sarcotesta cream or white.
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