View source for Ctenitis ← Ctenitis You do not have permission to edit this page, for the following reason: The action you have requested is limited to users in the group: Users. You can view and copy the source of this page. {{Treatment/ID |accepted_name=Ctenitis |accepted_authority=(C. Christensen) C. Christensen |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 |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://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_535.xml |genus=Ctenitis }}<!-- -->[[Category:Treatment]][[Category:Dryopteridaceae]] Templates used on this page: Template:Dryopteridaceae (view source) Template:Treatment/AuthorLink (view source) Template:Treatment/Body (view source) Template:Treatment/Body/Maps (view source) Template:Treatment/ID (view source) Template:Treatment/ID/Basionym (view source) Template:Treatment/Publication (view source) Return to Ctenitis.