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| The Cycad Pages
| | Dioon mejiae
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- Dioon mejiae Standl. & L.O. Williams, Ceiba 1: 36-38 (1951).
- TYPE: Honduras, Dept. El Paraiso, Danli, cult. in the garden of Dr Isadora Meija h., 17 Feb 1949, Standley16522 (holo US, iso EAP).
Distribution and habitat: Honduras, Nicaragua
Conservation status: 1997 IUCN Red List of Threatened Plants category V.
Description:
Plants arborescent. Stem 1 m tall, 25 cm diam.
Leaves light or bright green, highly glossy, 100-200 cm long, flat
(not keeled) in section (opposing leaflets inserted at 180° on rachis),
with 120-200 leaflets; basal leaflets reducing to spines.
Leaflets lanceolate, weakly discolorous, not falcate, inserted at
90° to rachis, not overlapping; margins flat, entire; median leaflets 12-22
cm long, 12-17 mm wide.
Pollen cones fusiform, pale brown, 30-80 cm long, 8-10 cm diam.
Seed cones ovoid, pale brown, 30-50 cm long, 20-30 cm diam.
Seeds ovoid, 40-50 mm long, 30-40 mm wide, sarcotesta cream or white.