Pteridaceae

Pyramid maidenhair

Adiantum pyramidale (L.) Willd.

Family: Pteridaceae
Genus: Adiantum

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Pyramid maidenhair (Adiantum pyramidale) — Photo: Scott Allen Davis, CC BY 4.0, from iNaturalist

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Common names

By language (2)

Arabic: برشاوشان هرمي
English: Pyramid maidenhair

Synonyms

Adiantum asperum Fée
Adiantum crenatum Willd.
Adiantum cristatum L.
Adiantum cristatum var. nigrescens Krug
Adiantum microphyllum Kaulf.
Adiantum nigrescens Fée
Adiantum quadriternatum Desv.
Adiantum striatum Sw.
Polypodium pyramidale L.

Characteristics

Growth habit: Forb/herb
Lifespan: Perennial
In the US and Canada: Puerto Rico: native, U.S. Virgin Islands: native

Photos

Photo: Scott Allen Davis, CC BY 4.0, from iNaturalist
Photo: ritirene, CC BY 4.0, from Wikimedia Commons
Photo: avocat, CC BY 4.0, from iNaturalist
Photo: Zac Peterson, CC BY 4.0, from iNaturalist
Photo: ritirene, CC BY 4.0, from iNaturalist
Photo: Brian Oakes Haiti Hunter, CC BY 4.0, from iNaturalist
Photo: birdzilla, CC BY 4.0, from iNaturalist
Photo: Dayron Breto, CC BY 4.0, from iNaturalist
Photo: ritirene, CC BY 4.0, from iNaturalist
Photo: Kurt Miller, CC BY-SA 4.0, from iNaturalist
Photo: José Garrido, CC BY 4.0, from iNaturalist
Photo: Brian Oakes Haiti Hunter, CC BY 4.0, from iNaturalist

More in Adiantum

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.