Cystopteris laurentiana, commonly called Laurentian bladderfern or St. Lawrence bladderfern, is a species of fern in the family Cystopteridaceae.[1] 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.[2] It grows on cliffs composed of calcareous rocks, such as limestone, dolostone and diabase.[2][3][4]
| Cystopteris laurentiana | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Suborder: | Aspleniineae |
| Family: | Cystopteridaceae |
| Genus: | Cystopteris |
| Species: | C. laurentiana
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| Binomial name | |
| Cystopteris laurentiana (Weath.) Blasdell
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| Synonyms | |
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Taxonomy
editCystopteris laurentiana is a fertile allohexaploid hybrid between C. bulbifera (bulblet fern) and C. fragilis (fragile fern).[2] The scientific name is therefore sometimes written as C. × laurentiana, which denotes hybrid origin.
References
edit- ^ "Cystopteris laurentiana (Weath.) Blasdell". Plants of the World Online.
- ^ a b c "Cystopteris laurentiana - FNA". beta.floranorthamerica.org. Retrieved 2023-02-18.
- ^ "Plants and Animals: Cystopteris laurentiana". Michigan Natural Features Inventory. 18 February 2023. Retrieved 18 February 2023.
- ^ "Cystopteris laurentiana (Laurentian Fragile Fern): Minnesota Wildflowers". www.minnesotawildflowers.info. Retrieved 2023-02-18.
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