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Polypodiaceae - Fern Family.
Licorice Fern - Polypodium vulgare L.
Licorice Fern - Polypodium vulgare, var. columbianum Gilb.
Brake or Bracken - Pteridium aquilinum (L.) Kuhn, var.
languginosum (Bong.) Fernald.
Rock Brake or Parsley
fern - Cryptogramma acrostichoides R.Br.
Maidenhair fern - Adiantum pedatum L., var. aleuticum Rupr.
Lace fern - Cheilanthes gracillima D. C. Eaton
Deer fern - Struthiopteris spicant (L.) Weis.
Spleenwort - Asplenium viride Huds.
Lady or Swamp fern - Athyrium filix-femina (L.) Roth.
Alpine Lady fern - Athyrium alpestre, var. americanum
Butters.
Sword fern - Polystichum munitum (Kaulf.) Presl.
Holly fern - Polystichum lonchitis (L.) Roth.
Bristle or Vancouver fern - Polystichum andersoni Hopkins.
Woods fern - Dryopteris spinulosa var. dilatata (Hoffm.)
Kuntze.
Oak fern - Drypopteris linnaeana C. Chr.
Sierra Water fern or Stream fern - Dryopteris oregana C.
Chr.
Male Fern - Dryopteris felix-mas (L.) Schott
Brittle fern - Cystopteris fragilis (L.) Bernh.
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Ophioglossaceae - Grape fern family.
Simple Grape fern - Botrychium simplex Hitchc.
Lance-leaved Grape fern - Botrychium lanceolatum (Gmel.)
Angstr.
Grape fern - Botrychium pinnatum St. John
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Equisetaceae - Horsetail family.
Field Horsetail - Equisetum arvense L.
Swamp Horsetail - Equisetum limosum L.
Scouring Rush - Equisetum hyemale L.
Giant Horsetail - Equisetum telmateia Ehrh.
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Lycopodiaceae - Club Moss family.
Stiff Club Moss - Lycopodium annotinum L.
Club Moss or Ground Pine - Lycopodium clavatum L.
Club Moss or Ground Cedar - Lycopodium complanatum L.
Fir Club Moss - Lycopodium selago L.
Alaskan Club Moss - Lycopodium sitchense Rupr.
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Selaginellaceae - Selaginella
family.
Selaginella - Selaginella Wallacei Hieron.
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Isoetaceae - Quillwort family.
Bolander's Quillwort - Isoetes bolanderi Engelm.
Braun's Quillwort - Isoetes braunii Dur.
