Onoclea sensibilis, a coarse-textured, medium to large-sized deciduous perennial fern.

sensitive fern

Osmunda regalis, a fern native to Europe, Africa and Asia. / Osmunda spectabilis, an American fern.

Botrypus virginianus, a low-growing ternately branched herb in the Ophioglossales.

Polypodium scouleri, native to western North America / Pyrrosia eleagnifolia, native to New Zealand / Rumohra adiantiformis, widespread

Woodwardia, native to the Northern Hemisphere. / Tmesipteris, native to the South Pacific

plural of tree fern

Asparagus aethiopicus, of southern Africa. / Asparagus densiflorus, of southern Africa. / Asparagus setaceus (syn. Asparagus plumosus), of tropical and southern Africa.

plural of asparagus fern

A fern of the species Athyrium filix-femina, native throughout the temperate Northern Hemisphere. / Other similar ferns of genus Athyrium.