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Struthiopteris germanica f. pubescens Terry

Fern Bull.
Rank:Form
Family: Onocleaceae

Struthiopteris germanica var. pensylvanica Lowe


Rank:Variety
Family: Onocleaceae

Pteretis pensylvanica f. pubescens (Terry) Fernald

Rhodora
Status:Ambiguous
Rank:Form
Family: Onocleaceae

Matteuccia struthiopteris var. pensylvanica (Willd.) C.V. Morton

Amer. Fern J.
Status:Accepted Name
Rank:Variety
Family: Onocleaceae
Order: Polypodiales