Pteridium aquilinum
Bracken, Bracken Fern Carcinogenicity, Distribution in Utah, Flora of Northern Ireland, France, Pteridium aquilinum, Pteridium aquilinum, Pteridium aquilinum, Pteridium aquilinum, Pteridium aquilinum
Pteridium
A mainly taxonomic page with some herbivore data and an image of P. aquilinum.
Pteridium esculentum
Image from Tasmania, Australia.