View source for Dryopteris celsa

{{Treatment/ID
|accepted_name=Dryopteris celsa
|accepted_authority=(W. Palmer) Knowlton
|publications={{Treatment/Publication
|title=W. Palmer, & Pollard, Proc. Biol. Soc. Wash.
|place=13: 202. 1900
|year=1900
}}
|common_names=Log fern
|basionyms={{Treatment/ID/Basionym
|name=Dryopteris goldiana subsp. celsa
|authority=W. Palmer
|publication_title=Proc. Biol. Soc. Wash.
|publication_place=13: 65. 1899
}}
|synonyms=
|hierarchy=Dryopteridaceae;Dryopteris;Dryopteris celsa
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Dryopteridaceae]]</div><div class="higher-taxon"><small>genus</small>[[Dryopteris]]</div><div class="higher-taxon"><small>species</small>[[Dryopteris celsa]]</div></div>
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Leaves </b>monomorphic, dying back in winter, 65–120 × 15–30 cm. <b>Petiole</b> 1/3 length of leaf, scaly at least at base; scales scattered, dark brown or tan with dark central stripe. <b>Blade</b> green, ovate-lanceolate, gradually tapering to tip, pinnate-pinnatifid, herbaceous, not glandular. <b>Pinnae</b> ± in plane of blade, lanceolate-ovate; basal pinnae linear-oblong, much reduced, basal pinnules longer than adjacent pinnules, basal basiscopic pinnule and basal acroscopic pinnule equal; pinnule margins crenately toothed. <b>Sori</b> midway between midvein and margin of segments. <b>Indusia</b> lacking glands. <b>2n</b> = 164.</span><!--

-->{{Treatment/Body
|habitat=Seepage slopes, hammocks and logs in swamps, mostly on the Piedmont and Coastal Plain
|elevation=50–800 m
|distribution=Ala.;Ark.;Del.;Ga.;Ill.;Ky.;La.;Md.;Mich.;Mo.;N.J.;N.Y.;N.C.;Pa.;S.C.;Tenn.;Va.;W.Va.
|discussion=<p><i>Dryopteris celsa</i> is a fertile allotetraploid derived from hybridization between <i>D. goldiana</i> and <i>D. ludoviciana</i>. <i>Dryopteris celsa</i> hybridizes with six species; hybrids can usually be identified by the dark-striped scales.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Dryopteris celsa
|author=
|authority=(W. Palmer) Knowlton
|rank=species
|parent rank=genus
|synonyms=
|basionyms=Dryopteris goldiana subsp. celsa
|family=Dryopteridaceae
|habitat=Seepage slopes, hammocks and logs in swamps, mostly on the Piedmont and Coastal Plain
|elevation=50–800 m
|distribution=Ala.;Ark.;Del.;Ga.;Ill.;Ky.;La.;Md.;Mich.;Mo.;N.J.;N.Y.;N.C.;Pa.;S.C.;Tenn.;Va.;W.Va.
|reference=None
|publication title=W. Palmer, & Pollard, Proc. Biol. Soc. Wash.
|publication year=1900
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V2/V2_221.xml
|genus=Dryopteris
|species=Dryopteris celsa
}}<!--

-->[[Category:Treatment]][[Category:Dryopteris]]