Marattiaceae

Smooth potato fern

Eupodium laeve (Sm.) Murdock

Family: Marattiaceae
Genus: Eupodium

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Smooth potato fern: Underside of a frond of Eupodium laeve (Sm.) Murdock (formerly Marattia laevis Sm.), with mature synangia. Eupodium differs from Marattia in having stalked syna — Photo: Andy Murdock, CC BY-SA 4.0, from Wikimedia Commons

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Common names

By language (1)

English: Smooth potato fern

Synonyms

Discostegia laevis C.Presl
Marattia alata var. laevis Farw.
Marattia laevis Sm.
Myriotheca laevis Poir.

Characteristics

Growth habit: Forb/herb
Lifespan: Perennial
In the US and Canada: Pacific Basin: introduced, Puerto Rico: native

Photos

Photo: Andy Murdock, CC BY-SA 4.0, from Wikimedia Commons

More in Eupodium

Eupodium cicutifoliumMarattiaceae
Eupodium kaulfussiiMarattiaceae
Eupodium pittieriMarattiaceae

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