Contains 1 accepted taxa overall.

Characteristics
Blechnum L.
MIDSORUS FERN; DEER FERN
Classification
POLYPODIALES
Blechnum
Citation
BLECHNUM Linnaeus, Sp. Pl. 1077. 1753.
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TYPE: Blechnum occidentale Linnaeus ("orientale") Lectotypified by J. Smith, Hist. Filicum 300. 1875.
Distribution Map Present

This species have been reported in the counties highlighted.

Species
Scientific Name Common Name Herbarium Specimens Status Photos
Blechnum occidentale var. minor HAMMOCK FERN; SINKHOLE FERN Native Rare-State FAC (NWPL)
Identification Key

No identification key is available for this family.

Genus Synonyms
Synonym Full Citation Basionym Type
Blechnidium Blechnidium T. Moore, Octavo Nat.-Print. Brit. Ferns 2: 210. 1860. TYPE: Blechnidium melanopus (Hooker) T. Moore (Blechnum melanopus Hooker)
Blechnopsis Blechnopsis C. Presl, Epimel. Bot. 115. 1851 ("1849"); Abh. Koenigl. Boehm. Ges. Wiss., ser. 5. 6: 475. 1851. TYPE: Blechnopsis orientalis (Linnaeus) C. Presl (Blechnum orientale Linnaeus) Lectotypified by Pichi Sermolli, Webbia 28: 456. 1973.
Distaxia Distaxia C. Presl, Epimel. Bot. 110. 1851 ("1849"); Abh. Koenigl. Boehm. Ges. Wiss., ser. 5. 6: 470. 1851. TYPE: Distaxia fraxinea (Willdenow) C. Presl (Blechnum fraxineum Willdenow)
Homophyllum Homophyllum Merino, Anales (Actas) Soc. Esp. Hist. Nat. 1898: 108. 1898. TYPE: Homophyllum blechniforme Merino
Lomaria Lomaria Willdenow, Ges. Naturf. Freunde Berlin Mag. Neuesten Entdeck. Gesammten Naturk. 3: 160. 1809. TYPE: Lomaria nuda (Labillardiere) Willdenow (Onoclea nuda Labillardiere) Lectotypified by J. Smith, Hist. Filic. 303. 1875.
Lomaridium Lomaridium C. Presl, Epimel. Bot. 154. 1851 ("1849"); Abh. Koenigl. Boehm. Ges. Wiss., ser. 5. 6: 514. 1851. TYPE: Lomaridium plumieri (Desvaux) C. Presl (Lomaria plumieri Desvaux) Lectotypified by C. Christensen, Index Filicum XXXV. 1906.
Lonchitis-aspera Lonchitis-aspera Hill ex Farwell, Amer. Midl. Naturalist 12: 240, 276. 1931. TYPE: Lonchitis-aspera spicant (Linnaeus) Farwell (Osmunda spicant Linnaeus) = Struthiopteris Scopoli 1754.
Mesothema Mesothema C. Presl, Epimel. Bot. 111. 1851 ("1849"); Abh. Koenigl. Boehm. Ges. Wiss., ser. 5. 6: 471. 1851. TYPE: Mesothema australe (Linnaeus) C. Presl (Blechnum australe Linnaeus) Lectotypified by C. Christensen, Index Filic. XXXV. 1906.
Orthogramma Orthogramma C. Presl, Epimel. Bot. 121. 1851 ("1849"); Abh. Koenigl. Boehm. Ges. Wiss., ser. 5. 6: 481. 1851. TYPE: Orthogramma gilliesii (Hooker & Greville) C. Presl (Lomaria gilliesii Hooker & Greville) Lectotypified by C. Christensen, Index Filicum XXXV. 1906.
Parablechnum Parablechnum C. Presl, Epimel. Bot. 109. 1851 ("1849"); Abh. Koenigl. Boehm. Ges. Wiss., ser. 5. 6: 469. 1851. TYPE: Parablechnum procerum (G. Forster) C. Presl (Osmunda procera G. Forster) Lectotypified by Fee, Mem. Foug. 5: 82. 1852.
Spicanta Spicanta C. Presl, Epimel. Bot. 114. 1851 ("1849"); Abh. Koenigl. Boehm. Ges. Wiss., ser. 5. 6: 474. 1851 TYPE: Spicanta borealis (Salisbury) C. Presl (Osmunda borealis Salisbury) Lectotypified by Fee, Mem. Foug. 5: 83. 1852.
Spicantopsis Spicantopsis Nakai, Bot. Mag. (Tokyo) 47: 180. 1933. TYPE: Spicantopsis niponica (Kunze) Nakai (Lomaria niponica Kunze)
Stegania Stegania R. Brown, Prodr. 152. 1810. TYPE: Stegania nuda (Labillardiere) R. Brown (Onoclea nuda Labillardiere) = Lomaria Willdenow 1809, by lectotypification.
Struthiopteris Struthiopteris Scopoli, Meth. Pl. 25. 1754. TYPE: Struthiopteris spicant (Linnaeus) Weis (Osmunda spicant Linnaeus)