Cyathea spectabilis (Kunze) Domin
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Authority
Mori, S. A., et al. 1997. Guide to the vascular plants of central French Guiana: Part 1. Pteridophytes, gymnosperms, and monocotyledons. Mem. New York Bot. Gard. 76: 1-422.
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Family
Cyatheaceae
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Scientific Name
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Description
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Species Description - Trunks to 50 X 5 cm. Fronds pinnate, 1.7 X 0.8 m, apex pinnatifid, abruptly reduced; petiole 1.3 m long, covered with spines 5 mm long and with sparse, lanceolate, bicolorous, fimbriate scales, the rachis often spiny, not winged; pinnae sessile, incised 2/3 distance to midrib, the margins dentate, the basal pinnae reduced and deflexed; veins with brown scales, the ultimate segments subfalcate, obtuse, the basal pair encircling rachis; veins simple to 3-branched. Sori in single line, inserted towards margin of ultimate segments; indusia present. Uncommon, in lowland forest.