Sesama genus Pityrogramma (34 spesies):

• Leatherleaf goldback fern (Pityrogramma austroamericana)
• Paku perak (Pityrogramma calomelanos)
• Island goldback fern (Pityrogramma chrysophylla var. gabrielae)
• Island goldback fern (Pityrogramma chrysophylla var. subflexuosa)
• Island goldback fern (Pityrogramma chrysophylla)
• Mountain silverback fern (Pityrogramma ebenea)
• Jamaican goldback fern (Pityrogramma sulphurea)
• Threeleaf goldback fern (Pityrogramma trifoliata)
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Sesama famili Pteridaceae (1501 spesies):

• Paku laut (Acrostichum aureum)
• Inland leatherfern (Acrostichum danaeifolium)
• Paku laut (Acrostichum speciosum)
• Green mountain maidenhair (Adiantum × viridimontanum)
• Aleutian maidenhair (Adiantum aleuticum)
• Double edge maidenhair (Adiantum anceps)
• Maidenhair ferm (Adiantum capillus-veneris)
• Tailed maidenhair (Adiantum caudatum)
• Polished maidenhair (Adiantum concinnum)
• Fragile maidenhair (Adiantum fragile)
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