Polytaenium

Polytaenium is a genus of ferns in the subfamily Vittarioideae of the family Pteridaceae. Species are native to Mexico and Southern America.

Phylogeny
, the Checklist of Ferns and Lycophytes of the World recognized the following species:


 * P. anetioides Benedict
 * P. dussianum Benedict
 * P. intramarginale (Baker ex Jenman) Alston
 * P. jenmanii Benedict
 * P. ophioglossoides (Lellinger) S.Linds.
 * P. quadriseriatum Benedict
 * P. urbani (Brause) Alain