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Plant Database

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Cystopteris laurentiana

Cystopteris laurentiana (Weath.) Blasdell

St. Lawrence Bladderfern

Dryopteridaceae (Wood Fern Family)

Synonym(s): Cystopteris fragilis var. huteri, Cystopteris fragilis var. laurentiana

USDA Symbol: CYLA4

USDA Native Status: L48 (N), CAN (N)

This uncommon species is a fertile hybrid between C. bulbifera and C. fragilis.


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Plant Characteristics

Duration: Perennial
Habit: Herb , Fern

Bloom Information

Bloom Color: Not Applicable
Bloom Notes: Not a flowering plant. Reproduces by spores.


USA: IA , IL , MA , MI , MN , NH , PA , VT , WI
Canada: NB , NL , NS , ON , QC

Growing Conditions

Soil pH: Alkaline (pH>7.2)
CaCO3 Tolerance: High

Additional resources

USDA: Find Cystopteris laurentiana in USDA Plants
FNA: Find Cystopteris laurentiana in the Flora of North America (if available)
Google: Search Google for Cystopteris laurentiana


Record Modified: 2007-01-01
Research By: TWC Staff

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