View source for Ctenitis

{{Treatment/ID
|accepted_name=Ctenitis
|accepted_authority=(C. Christensen) C. Christensen in Verdoorn et al.
|publications={{Treatment/Publication
|title=in Verdoorn et al.,Man. Pteridol.
|place=543. 1938
|year=1938
}}
|common_names=Comb fern
|basionyms={{Treatment/ID/Basionym
|name=Dryopteris subg. Ctenitis
|authority=C. Christensen
|rank=subgenus
|publication_title=in L. K. Rosenvinge, Biol. Arb. Tilegn. Eug. Warming,
|publication_place=79. 1911
}}
|synonyms=
|hierarchy=Dryopteridaceae;Ctenitis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Dryopteridaceae]]</div><div class="higher-taxon"><small>genus</small>[[Ctenitis]]</div></div>
|etymology=Greek kteis, comb
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>generally terrestrial. <b>Stems</b> erect to obliquely ascending, stolons absent. <b>Leaves</b> monomorphic, evergreen or dying back in winter. <b>Petiole</b> 2/3 to equaling length of blade, base not swollen; vascular bundles more than 3, arranged in an arc, ± round in cross section. <b>Blade</b> lanceolate to deltate, 1–4-pinnate-pinnatifid, gradually reduced distally to confluent, pinnatifid apex, herbaceous. <b>Pinnae</b> not articulate to rachis, segment margins nearly entire to crenulate, ciliate; proximal pinnae not reduced, sometimes basal pair much the longest, sessile to petiolulate, equilateral or inequilateral with basiscopic side more developed (pinnules noticeably longer); costae adaxially rounded or flat, not grooved; indument of linear to lanceolate scales and often multicellular glandular hairs abaxially, of multicellular reddish hairs adaxially. <b>Veins</b> free, simple or forked. <b>Sori</b> in 1 row between midrib and margin, round; indusia round-reniform, attached at narrow sinus, sometimes small or seemingly absent, persistent or caducous. <b>Spores</b> brownish, usually spiny, sometimes prominently cristate, rarely finely reticulate. <b>x</b> = 41.</span><!--

-->{{Treatment/Body
|distribution=Nearly worldwide in the tropics.
|discussion=<p>Species ca. 100 (2 in the flora).</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Blades ovate-lanceolate, 2-4-pinnate-pinnatifid; basal pinnae inequilateral, elongate basiscopically.
|[[Ctenitis sloanei|Ctenitis sloanei]]
|-id=key-0-1
|1
|Blades oblong or narrowly lanceolate, 1-pinnate-pinnatifid; basal pinnae equilateral.
|[[Ctenitis submarginalis|Ctenitis submarginalis]]
|}
</div></div><!--

-->{{#Taxon:
name=Ctenitis
|author=Robbin C. Moran
|authority=(C. Christensen) C. Christensen in Verdoorn et al.
|rank=genus
|parent rank=family
|synonyms=
|basionyms=Dryopteris subg. Ctenitis
|family=Dryopteridaceae
|distribution=Nearly worldwide in the tropics.
|reference=None
|publication title=in Verdoorn et al.,Man. Pteridol.
|publication year=1938
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V2/V2_535.xml
|genus=Ctenitis
}}<!--

-->[[Category:Treatment]][[Category:Dryopteridaceae]]