Dryopteris expansa (C. Presl) Fraser-Jenkins & Jermy

Dryopteris expansa (C. Presl) Fraser-Jenkins & Jermy is an accepted species name sensu FNA Ed. Comm., 1993.

Vernacular names

• dryoptère dressée Fleurbec, 1993
• dryoptère étalée Payette, 2013+
• dryoptéris élargi Lambinon et al., 1992
• dryoptéris étalé Centre du réseau suisse de floristique, 2010

• spreading wood fern FNA Ed. Comm., 1993
• broad buckler fern Canadian Forest Service, 2007
• broad spinulose shield fern Anions
• northern buckler fern Canadian Forest Service, 2007
• northern wood fern FNA Ed. Comm., 1993
• spiny wood fern Klinkenberg, 2010+

Synonyms

• Aspidium spinulosum var. americanum Fischer ex Kunze TROPICOS
• Dryopteris assimilis S. Walker FNA Ed. Comm., 1993
• Dryopteris dilatata subsp. americana (Fischer ex Kunze) Hultén FNA Ed. Comm., 1993
• Dryopteris spinulosa var. americana (Fischer ex Kunze) Fernald p.p. TROPICOS
• Nephrodium expansum C. Presl FNA Ed. Comm., 1993
• Thelypteris spinulosa var. americana (Fischer ex Kunze) Weatherby IPNI

Distribution

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

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Classification

Habit

Herb