Keywords
VASCULAR FLORA
COSTA RICA
How to Cite
Abstract
Rhizomatous perennial herbs, ranging in size from 0.1 to nearly 4 meters tall; the aerial shoots short or long, branched or not. Leaves simple, entire, spirally arranged, sometimes 2-ranked; lateral veins parallel, sigmoidally curved, joined by fine, closely parallel transverse veins; petiole distally thickened in a region ofspecialized cells (pulvinus), basally open sheathed.
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