Dryopteris erythrosora (D. C. Eaton) Kuntze

Dryopteris erythrosora

Family: POLYPODIACEAE
Genus: Dryopteris
Species: erythrosora (D. C. Eaton) Kuntze
Common names: Japanese Shield Fern
Distribution summary: E.Asia
Habit: Perennial
Hardiness: H5 - Hardy; cold winter
Habitat: Understorey and margins of evergreen forest
Garden status: Currently grown
Garden location: Far East (L), Plants of the World (C)
Reason for growing: Medicinal, toxic

Additional Notes

Toxic due to presence of phloroglucinol. Severe effects in humans and domestic animals after swallowing, sometimes including blindness. Formerly used as anti-helminthic but discarded as too dangerous.

Professor Anthony Dayan, 2022

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