Bracken
(Pteridium aquilinum)

Bracken (Pteridium aquilinum) Other common names: Bracken Fern, Eastern Bracken

Other scientific names: Pteridium latiusculum, Pteris aquilina

French names: Fougère d'aigle commune

Family: Bracken Family (Dennstaedtiaceae)

Similar species:
  •   Oak Fern (Gymnocarpium dryopteris) - much smaller, grows in deep woods

  •   Robert's Fern (Gymnocarpium robertianum) - much smaller, uncommon

  •   Rattlesnake Fern (Botrychium virginianum) - much smaller, stouter for its size; has a central fertile frond sticking straight up

  •   Grape Ferns - smaller, usually in the woods


Fronds: Thrice divided

Height: Up to 2 m (1-5 ft)

Habitat: Open areas, fields & meadows

Grows in Sun/Shade: Sun

Uses: Not adviseable to eat this fern.

Edible: Edible but not adviseable, as it contains carcinogens.

Native/Non-native: Native

Status: Very common.

Notes: Can become invasive in certain areas/conditions.

Photographs: 122 photographs available, of which 17 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Typical leaves...

Typical growth form - the leaves form a flat "umbrella".

Bracken in an open pine woods.

Here Bracken has taken over a clearing.

Bracken can grow quite large sometimes, as shown here!

Sometimes Bracken grows in the upright form. Not sure why.

Sometimes the leaflets grow slightly irregularly.

Upper surface of a frond.

Underside of a frond. Sometimes the margins of the leaflets will curl under very slightly.

Underside, showing sori.

Fiddlehead in the spring (mid-May).

Bracken is not a recommended species of fern to eat. It contains high levels of carcinogens.

Ants seem to like Bracken.

Unfurling in the spring.

Bracken in the winter (February)

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