Cystopteris tennesseensis, commonly known as the Tennessee fragile fern or Tennessee bladderfern, is a species of fern in the family Cystopteridaceae.[1][2]
| Cystopteris tennesseensis | |
|---|---|
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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. tennesseensis
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| Binomial name | |
| Cystopteris tennesseensis Shaver
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| Synonyms | |
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Description edit
Cystopteris tennesseensis is a lithophytic fern, growing on calcareous rock ledges, scree, and cliffs. It has creeping rhizomes, and occasionally has misshappen bulbets.[1]
Cystopteris tennesseensis is a member of the Cystopteris hybrid complex. It originated as an allotetraploid hybrid between two diploid parents, C. bulbifera × C. protrusa.[1]
Distribution edit
The fern is native to the eastern United States. It occurs in the states of: Ala., Ark., Ga., Ill., Ind., Iowa, Kans., Ky., Md., Mo., N.C., Ohio., Okla., Pa., Tenn., Va., W.Va., Wis.[1]
References edit
- ^ a b c d "Cystopteris tennesseensis in Flora of North America @ efloras.org". www.efloras.org. Retrieved 2023-12-12.
- ^ Christopher H. Haufler; Michael D. Windham; Thomas A. Ranker (1990). "Biosystematic Analysis of the Cystopteris tennesseensis (Dryopteridaceae) Complex on JSTOR". Retrieved 12 December 2023.
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