View source for Thelypteris dentata

{{Treatment/ID
|accepted_name=Thelypteris dentata
|accepted_authority=(Forsskål) E. P. St. John
|publications={{Treatment/Publication
|title=Amer. Fern J.
|place=26: 44. 1936
|year=1936
}}
|common_names=Downy maiden fern;downy shield fern;tapering tri-vein fern
|basionyms={{Treatment/ID/Synonym
|name=Polypodium dentatum
|authority=Forsskål
}}
|synonyms={{Treatment/ID/Synonym
|name=Christella dentata
|authority=(Forsskål) Brownsey & Jermy
}} {{Treatment/ID/Synonym
|name=Cyclosorus dentatus
|authority=(Forsskål) Ching
}} {{Treatment/ID/Synonym
|name=Dryopteris dentata
|authority=(Forsskål) C. Christensen
}} {{Treatment/ID/Synonym
|name=Dryopteris mollis
|authority=(Swartz) Hieronymus
}} {{Treatment/ID/Synonym
|name=Thelypteris reducta
|authority=Small
}}
|hierarchy=Thelypteridaceae;Thelypteris;Thelypteris subg. Cyclosorus;Thelypteris dentata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Thelypteridaceae]]</div><div class="higher-taxon"><small>genus</small>[[Thelypteris]]</div><div class="higher-taxon"><small>subgenus</small>[[Thelypteris subg. Cyclosorus]]</div><div class="higher-taxon"><small>species</small>[[Thelypteris dentata]]</div></div>
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>short-creeping, 4–6 mm diam. <b>Leaves</b> often somewhat dimorphic, evergreen, often closely placed, 50–150 cm, fertile leaves with longer petioles and more contracted pinnae. <b>Petiole</b> often purplish brown, 15–50 cm × 3–6 mm, at base with brown, linear-lanceolate, hairy scales. <b>Blade</b> (25–)40–100 cm, 1–4(–6) proximal pairs of pinnae reduced, blade gradually tapered to pinnatifid apex. <b>Pinnae</b> 7–17 × 1–3 cm, incised 1/2–3/4 of width; segments rounded at apex, basal acroscopic segment of proximal pinnae often auriculate; proximal pair of veins from adjacent segments united at obtuse angle below sinus with excurrent vein 2–4 mm. <b>Indument</b> abaxially of uniformly short hairs 0.1–0.2 mm on costae, veins, and blade tissue; veins adaxially with stouter hairs, also with hairs 0.1–0.2 mm on blade tissue. <b>Sori</b> round, medial to supramedial; indusia tan, pubescent, hairs 0.1–0.3 mm; sporangial stalks with orangish, stalked glands. <b>2n</b> = 144.</span><!--

-->{{Treatment/Body
|habitat=Damp woods
|elevation=0–100 m
|distribution=Ala.;Fla.;Ga.;Ky.;La.;s Mexico;West Indies in the Antilles;South America to n Argentina;native to tropical and subtropical Asia;Africa.
|discussion=<p><i>Thelypteris dentata</i> probably does not persist northward in areas (such as Kentucky) where winters are sometimes severe (R. Cranfill 1980).</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Thelypteris dentata
|author=
|authority=(Forsskål) E. P. St. John
|rank=species
|parent rank=subgenus
|synonyms=Christella dentata;Cyclosorus dentatus;Dryopteris dentata;Dryopteris mollis;Thelypteris reducta
|basionyms=Polypodium dentatum
|family=Thelypteridaceae
|habitat=Damp woods
|elevation=0–100 m
|distribution=Ala.;Fla.;Ga.;Ky.;La.;s Mexico;West Indies in the Antilles;South America to n Argentina;native to tropical and subtropical Asia;Africa.
|introduced=true
|reference=None
|publication title=Amer. Fern J.
|publication year=1936
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V2/V2_707.xml
|genus=Thelypteris
|subgenus=Thelypteris subg. Cyclosorus
|species=Thelypteris dentata
}}<!--

-->[[Category:Treatment]][[Category:Thelypteris subg. Cyclosorus]]