Ordo N. Polypodiales

• N1. Saccolomatineae [suborder]
• N2. Lindsaeineae [suborder]
• N3. Pteridineae [suborder]
• N4. Dennstaedtiineae [suborder]
• N5. Aspleniineae [suborder]
• N6. Polypodiineae [suborder]