Cystopteris tenuis

Cystopteris tenuis, Brandywine Creek State Park, Delaware, USA

Taxonavigation

Taxonavigation: Polypodiales
Superregnum: Eukaryota Regnum: Plantae Divisio: Tracheophyta Divisio: Pteridophyta Classis: Polypodiopsida Ordo: Polypodiales

Familia: Cystopteridaceae
Genus: Cystopteris
Species: Cystopteris tenuis

Name

Cystopteris tenuis (Michx.) Desv., Mém. Soc. Linn. Paris 6: 263 (1827).

Synonyms

• Basionym
  • Nephrodium tenue Michx., Fl. Bor.-Amer. 2: 269 (1803).
• Homotypic
  • Polypodium tenue Hoffm., Deutschl. Fl. 2: 9 (1796).
  • Aspidium tenue (Michx.) Sw., Syn. Fil.: 58 (1806), nom. illeg.
  • Cystopteris fragilis var. tenuis (Michx.) Farw.
• Heterotypic
  • Cystopteris fragilis var. mackayi G.Lawson, Fern Fl. Canada: 233 (1889).

Distribution

Native distribution areas:

Continental: Northern America Regional: Eastern Canada New Brunswick, Nova Scotia, Ontario, Québec. Regional: Northwestern U.S.A. Colorado. Regional: North-Central U.S.A. Illinois, Iowa, Kansas, Minnesota, Missouri, Nebraska, Oklahoma, South Dakota, Wisconsin. Regional: Northeastern U.S.A. Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia. Regional: Southwestern U.S.A. Arizona, Nevada, Utah. Regional: South-Central U.S.A. New Mexico. Regional: Southeastern U.S.A. Alabama, Arkansas, Delaware, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, Tennessee, Virginia, District of Columbia. References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• Desvaux, N.A. 1827. Prodrome de la famille des fougères. Mémoires de la Société Linnéenne de Paris 6(3): 171–337. Gallica Reference page. 

Additional references

• eFloras 2008. Cystopteris tenuis in Flora of North America. Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Links

• Govaerts, R. et al. 2022. Cystopteris tenuis in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2022 Dec 14. Reference page. 
• Tropicos.org 2022. Cystopteris tenuis. Missouri Botanical Garden. Published online. Accessed: 14 Dec 2022.
• International Plant Names Index. 2022. Cystopteris tenuis. Published online. Accessed: 14 Dec 2022.
• Hassler, M. 2022. World Ferns. Checklist of Ferns and Lycophytes of the World. . Cystopteris tenuis Accessed: 14 Dec 2022.

Vernacular names

English: Mackay's Bladder Fern