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Schwertfarn, Alaska-; Heiligenfarn, Alaska-; Schildfarn, Alaska-
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Alaska Sword Fern
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Polystichum alaskense, Polystichum braunii, Polystichum braunii var. alaskense, Nephrodium setigerum
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Polypodiopsida
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Polypodiales
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Dryopteridaceae
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tiefgründig, wasserhaltend
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S-Alaska, Canada-W (British Columbia, Vancouver Isl.), Aleutes (Attu Isl.)
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aufrecht
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zum Ende der Forsythiablüte
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schmal-lanzettich
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doppelt gefiedert
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glänzend
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dunkelgrün
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hellgrün
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lederig
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30-80
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Ja
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weicher s-förmiger Austrieb
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Nein
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zugespitzt
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nein
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rund
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schildförmiger Schleier
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Ja
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mehr an der Basis
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viel
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Stiel
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Ja
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hellbraun
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Fieder
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Sporen
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Ja
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starkwüchsig
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