View source for Casuarina ← Casuarina 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=Casuarina |accepted_authority=Linnaeus |publications={{Treatment/Publication |title=Amoen. Acad. |place=4: 143. 1759 |year=1759 }} |common_names=She-oak |basionyms= |synonyms= |hierarchy=Casuarinaceae;Casuarina |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Casuarinaceae]]</div><div class="higher-taxon"><small>genus</small>[[Casuarina]]</div></div> |etymology=Neo-Latin casuarius, cassowary, from resemblance of drooping branchlets to feathers of the cassowary |volume=Volume 3 |mention_page= |treatment_page= }}<!-- --><span class="statement" id="st-d0_s0" data-properties="branchlet life cycle;branchlet duration;branchlet prominence;branchlet duration;shorter segment character;shorter segment character"><b>Young </b>persistent branchlets distinguished from deciduous branchlets by shorter segments and differences in shape or size of leaves;</span> <span class="statement" id="st-d0_s1" data-properties="furrow depth;furrow condition">furrows deep and closed, concealing stomates.</span> <span class="statement" id="st-d0_s2" data-properties="infructescence architecture;infructescence pubescence"><b>Infructescences </b>pedunculate, pubescent at least when immature;</span> <span class="statement" id="st-d0_s3" data-properties="beak width;beak size;portion prominence">bracts thin in exposed portion, not vertically expanded;</span> <span class="statement" id="st-d0_s4" data-properties="bracteole prominence;bracteole size or width;dorsal protuberance quantity">bracteoles ± protruding from surface of infructescence, never greatly thickened, always lacking dorsal protuberance.</span> <span class="statement" id="st-d0_s5" data-properties=""><b>Samaras </b>pale yellowbrown or grayish, dull, glabrous.</span> <span class="statement" id="st-d0_s6" data-properties="samara coloration;samara coloration;samara reflectance;samara pubescence;x chromosome quantity">x = 9.</span><!-- -->{{Treatment/Body |distribution=Almost throughout range of family |discussion=<p>Species 17 (3 in the flora).</p><!-- --><p>Hybrids are frequent in cultivation; in the flora, hybrids are known between all combinations of the three species.</p> |tables= |references= }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Longitudinal ridges of branchlets flat or slightly rounded-convex; leaf teeth 12–17; teeth on young permanent shoots long-recurved. |[[Casuarina glauca|Casuarina glauca]] |-id=key-0-1 |1 |Longitudinal ridges of branchlets prominently angular; leaf teeth (6–)7–10; teeth on young permanent shoots erect to spreading. |[[#key-0-2| > 2]] |-id=key-0-2 |2 |Branchlets ± densely and obviously pubescent; teeth (6–)7–8, not marcescent; infructescence body 12–24 × 9–11 mm, bracteoles acute; samaras 6–8mm. |[[Casuarina equisetifolia subsp. equisetifolia|Casuarina equisetifolia subsp. equisetifolia]] |-id=key-0-2 |2 |Branchlets sparsely and minutely pubescent; teeth 8–10, marcescent; infructescence body 7–14 × 4–6 mm, bracteoles broad-acute; samaras 3–4 mm. |[[Casuarina cunninghamiana subsp. cunninghamiana|Casuarina cunninghamiana subsp. cunninghamiana]] |} </div></div><!-- -->{{#Taxon: name=Casuarina |author= |authority=Linnaeus |rank=genus |parent rank=family |synonyms= |basionyms= |family=Casuarinaceae |distribution=Almost throughout range of family |reference=None |publication title=Amoen. Acad. |publication year=1759 |special status= |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V3/V3_858.xml |genus=Casuarina |beak size=expanded |beak width=thin |bracteole prominence=protruding |bracteole size or width=thickened |branchlet duration=deciduous;persistent |branchlet life cycle=young |branchlet prominence=distinguished |dorsal protuberance quantity=lacking |furrow condition=closed |furrow depth=deep |infructescence architecture=pedunculate |infructescence pubescence=pubescent |portion prominence=exposed |samara coloration=grayish;pale yellowbrown |samara pubescence=glabrous |samara reflectance=dull |shorter segment character=size;shape |x chromosome quantity=9 }}<!-- -->[[Category:Treatment]][[Category:Casuarinaceae]] Templates used on this page: Template:Casuarinaceae (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/Publication (view source) Return to Casuarina.