Cystopteris laurentiana, commonly called Laurentian bladderfern or St. Lawrence bladderfern, is a species of fern in the family Cystopteridaceae. It is native to eastern North America, primarily in the Great Lakes-St. Lawrence lowlands, but there are also scattered occurrences in New England and Atlantic Canada. It grows on cliffs composed of calcareous rocks, such as limestone, dolostone and diabase.
From Wikipedia, under CC BY-SA 4.0.
Is it poisonous?
We have no record of Laurentian bulblet fern being toxic, poisonous or venomous. That is not proof that it is safe. Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.
Easily confused with
- Cystopteris fragilis
- Cystopteris tennesseensis
- Cystopteris tenuis
- Cystopteris reevesiana
- Cystopteris apiiformis
- Cystopteris bulbifera
Classification
- Kingdom
- Plantae
- Phylum
- Tracheophyta
- Class
- Polypodiopsida
- Order
- Polypodiales
- Family
- Cystopteridaceae
- Genus
- Cystopteris
- Species
- Cystopteris laurentiana
Found one? Take a photo and B.inomen will suggest what it is, free.
Check your photo