Cystopteris tennesseensis Shaver
Tennessee fragile fern
Family: Dryopteridaceae

no photo yet

Cystopteris tennesseensis is similar to C. bulbifera from which it differs in having only a few scattered glandular hairs, in having few or no bulblets, and in lacking red stipes in young plants. It is also similar to C. laurentiana. See steps 60-64 in the key for assistance in identifying these species, or refer to the Flora of North America, Vol. 2 for a more thorough treatment.

Cystopteris tennesseensis is known from Wisconsin to Pennsylvania and south to Oklahoma and Tennessee. It is rare in Wisconsin, in the southwestern counties and a few other scattered localilties. Its habitat is most often calcareous cliffs.

Key to Ferns

Introduction to Ferns

Glossary of terms

List of all Pteridophytes

Explanation of page features

Contact the author