Ontario Ferns website

Fragile Fern
Cystopteris fragilis

Fragile Fern (Cystopteris fragilis) Other common names: Fragile Bladder Fern

Other scientific names: Cystopteris dickieana, Filix fragilis, Polypodium fragile

French names: Cystoptère fragile

Family: Wood Fern Family (Dryopteridaceae)

Similar species:
  •   Other Fragile Ferns

  •   Bulblet Fern (Cystopteris bulbifera) - has bulblets on the underside of the leaflets.


Fronds: Thrice divided

Native/Non-native: Native

Status: Common.

Notes: Can be confused with other Fragile Ferns, and hybrids occur.

Origin and Meaning of Names:
 Scientific Name: fragilis: fragile


Photographs: 44 photographs available, of which 3 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Range Map is at the bottom of the page

Fragile Fern (Cystopteris fragilis)

Sorry, hardly any photos of this fern... Here's a nice patch of them.

Fragile Fern (Cystopteris fragilis)

Closer view of a frond.

Fragile Fern (Cystopteris fragilis)

Sori on the underside of the leaflets.


Range map for Fragile Fern (Cystopteris fragilis)

PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State.
The entire Province/State is coloured, regardless of where in that Province/State it occurs.

(Range map provided courtesy of the USDA website and is displayed here in accordance with their Policies)