Pseudathyrium alpestre subsp. americanum (Butters) ined.

Pseudathyrium alpestre subsp. americanum (Butters) ined. is an accepted subspecies name sensu Hassler, 2014-2024+.

Vernacular names

• athyrie alpestre américaine FNA Ed. Comm., 1993
• athyrie alpestre sous-espèce américaine Labrecque & Lavoie, 2002

• American alpine lady fern FNA Ed. Comm., 1993
• alpine lady fern B.C. CDC, 2010

Synonyms

• Athyrium alpestre subsp. americanum (Butters) Lellinger CDPNQ, 2010
• Athyrium alpestre var. americanum Butters FNA Ed. Comm., 1993
• Athyrium alpestre var. gaspense Fernald FNA Ed. Comm., 1993
• Athyrium americanum (Butters) Maxon FNA Ed. Comm., 1993
• Athyrium distentifolium subsp. americanum (Butters) Hultén FNA Ed. Comm., 1993
• Athyrium distentifolium var. americanum (Butters) B. Boivin Baldwin et al., 2012

Distribution

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

Classification

Class	Equisetopsida
Subclass	Polypodiidae
Order	Polypodiales
Family	Athyriaceae
Genus	Pseudathyrium
Species	Pseudathyrium alpestre
Subspecies	Pseudathyrium alpestre subsp. americanum

Habit

Herb