Species with large leaves, native to Panama.

Linear-lanceolate leaflet with entire margins and an attenuate apices. Leaflets are often adaxially concave.

Unthreatened species native to Columbia; lives in lowland forests.

Most narrow leaflets of any species; rare and native only to Bahamas.

Contains a picture and a claim that a starchy meal can be prepared from the swollen underground stem.

Found in Costa Rica and Panama, Z. neurophyllidia is essentially a smaller variant of Z. skinneri.

Species with numerous leaflets; native to Panama and Colombia.

This endangered species, known by its long obovate leaflets, may be extinct in the wild. In any event, it lives only in Antioquia, Columbia.

Very rare species with brown cones, native to sandy regions of Bolivia.

Has iridescent blue-green, oblong-lanceolate leaflets with entire margins and abruptly acuminate apices.