Dryopteris intermedia (Muhlenberg ex Willdenow) A. Gray

Dryopteris intermedia (Muhlenberg ex Willdenow) A. Gray is an accepted species name sensu FNA Ed. Comm., 1993.

Hybrid parent of

Dryopteris campyloptera × Dryopteris intermedia.

Dryopteris intermedia × Dryopteris marginalis.

Dryopteris ×boottii (Tuckerman) Underwood.

Dryopteris ×triploidea Wherry.

Dryopteris ×dowellii (Farwell) Wherry.

Dryopteris goldieana × Dryopteris intermedia.

Vernacular names

• dryoptère intermédiaire Fleurbec, 1993

• evergreen wood fern FNA Ed. Comm., 1993
• American shield fern Newmaster & Ragupathy, 2005
• common wood fern USDA NRCS, 2009+
• evergreen shield fern Anions
• fancy fern Hinds, 2000
• fancy wood fern UWSP
• glandular wood fern Hinds, 2000
• intermediate wood fern UWSP

Synonyms

• Aspidium intermedium Muhlenberg ex Willdenow FNA Ed. Comm., 1993
• Aspidium spinulosum var. intermedium D.C. Eaton TROPICOS
• Dryopteris austriaca var. intermedia (Muhlenberg ex Willdenow) C.V. Morton FNA Ed. Comm., 1993
• Dryopteris spinulosa var. intermedia (Muhlenberg ex Willdenow) Underwood FNA Ed. Comm., 1993
• Thelypteris spinulosa var. intermedia (Muhlenberg ex Willdenow) Nieuwland FNA Ed. Comm., 1993

Distribution

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• Native
• Introduced
• Ephemeral
• Excluded
• Extirpated
• Doubtful
• Absent

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Classification

Habit

Herb