View source for Clethra ← Clethra 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=Clethra |accepted_authority=Linnaeus |publications={{Treatment/Publication |title=Sp. Pl. |place=1: 396. 1753 |year=1753 }}, {{Treatment/Publication |title=Gen. Pl. ed. |place=5. 188. 1754 , }} |common_names=Sweet pepperbush |basionyms= |synonyms= |hierarchy=Clethraceae;Clethra |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Clethraceae]]</div><div class="higher-taxon"><small>genus</small>[[Clethra]]</div></div> |etymology=Greek klethra, alder, alluding to resemblance of leaves of certain species |volume=Volume 8 |mention_page= |treatment_page=page 364 }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole_organism orientation;whole_organism growth form"><b>Plants </b>sometimes spreading by root suckers.</span> <span class="statement" id="st-d0_s1" data-properties="leaf arrangement;leaf arrangement"><b>Leaves </b>spirally arranged, often seemingly verticillate at ends of twigs;</span> <span class="statement" id="st-d0_s2" data-properties="blade texture;margin shape or vernation;surface pubescence;surface pubescence;surface pubescence;surface pubescence;hair count or density;hair arrangement or shape;hair architecture or shape">blade not coriaceous, margins revolute, surfaces glabrous or tomentose abaxially, glabrous or with sparse, short-stellate hairs, especially when young, adaxially, venation pinnate.</span> <span class="statement" id="st-d0_s3" data-properties="inflorescence architecture"><b>Inflorescences </b>borne on new growth, racemes solitary or in clusters of 2–4, bracteate.</span> <span class="statement" id="st-d0_s4" data-properties="pedicel shape;pedicel shape;pedicel architecture"><b>Pedicels </b>ridged and somewhat flattened laterally, 1-bracteate basally.</span> <span class="statement" id="st-d0_s5" data-properties="flower odor"><b>Flowers </b>fragrant;</span> <span class="statement" id="st-d0_s6" data-properties="sepal arrangement">sepals imbricate in bud;</span> <span class="statement" id="st-d0_s7" data-properties="petal orientation;apex life cycle;apex shape;apex shape">petals spreading at anthesis, weakly 5-ridged, apex obtuse;</span> <span class="statement" id="st-d0_s8" data-properties="filament fusion;filament course;filament shape;filament shape;filament pubescence;filament pubescence">filaments adnate to corolla basally, straight or S-shaped, elongate, glabrous or hairy;</span> <span class="statement" id="st-d0_s9" data-properties="anther orientation;anther orientation;anther shape;base shape;base relief;theca arrangement">anthers reflexed in bud, erect at anthesis, obsagittate, base attenuate, papillose, thecae divergent distally;</span> <span class="statement" id="st-d0_s10" data-properties="style course">style straight.</span> <span class="statement" id="st-d0_s11" data-properties="capsule shape;suture width"><b>Capsules </b>globose, sutures thin.</span> <span class="statement" id="st-d0_s12" data-properties="seed shape;seed architecture"><b>Seeds </b>strongly flattened, slightly winged;</span> <span class="statement" id="st-d0_s13" data-properties="">testa thin.</span> <span class="statement" id="st-d0_s14" data-properties="testa width;x chromosome quantity">x = 8.</span><!-- -->{{Treatment/Body |distribution=s;e North America;Mexico;Central America;South America;e Asia;Atlantic Islands (Madeira) |discussion=<p>Species ca. 65 (3 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 |Leaf blades: apex acuminate, margins toothed, proximalmost tooth averaging 2.4 cm distal to base; bracts longer than flowers; filaments glabrous or with scattered, simple hairs. |[[Clethra acuminata|Clethra acuminata]] |-id=key-0-1 |1 |Leaf blades: apex obtuse to acute, margins toothed, proximalmost tooth averaging 3.4 cm distal to base; bracts shorter than flowers; filaments glabrous |[[#key-0-2| > 2]] |-id=key-0-2 |2 |Young shoots and abaxial surface of new leaves sparsely hairy, adaxial surface glabrous; petioles 2.5-3.5(-6) cm; styles 6-7 mm, hairy in proximal 1/2, hairs simple, straight; filaments 0.2-0.3(-0.4) mm wide. |[[Clethra alnifolia|Clethra alnifolia]] |-id=key-0-2 |2 |Young shoots and abaxial surface of new leaves woolly-tomentose, adaxial surface sparsely hairy; petioles 0.5-1(-1.5) cm; styles 3.5-5 mm, hairy; filaments 0.4-0.5(-0.7) mm wide. |[[Clethra tomentosa|Clethra tomentosa]] |} </div></div><!-- -->{{#Taxon: name=Clethra |authority=Linnaeus |rank=genus |parent rank=family |synonyms= |basionyms= |family=Clethraceae |distribution=s;e North America;Mexico;Central America;South America;e Asia;Atlantic Islands (Madeira) |reference=None |publication title=Sp. Pl.;Gen. Pl. ed. |publication year=1753; |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V8/V8_705.xml |genus=Clethra |anther orientation=erect;reflexed |anther shape=obsagittate |apex life cycle=anthesis |apex shape=obtuse;5-ridged |base relief=papillose |base shape=attenuate |blade texture=not coriaceous |capsule shape=globose |filament course=straight |filament fusion=adnate |filament pubescence=hairy;glabrous |filament shape=elongate;s--shaped |flower odor=fragrant |hair architecture or shape=pinnate |hair arrangement or shape=short-stellate |hair count or density=sparse |inflorescence architecture=bracteate |leaf arrangement=verticillate;arranged |margin shape or vernation=revolute |pedicel architecture=1-bracteate |pedicel shape=flattened;ridged |petal orientation=spreading |seed architecture=winged |seed shape=flattened |sepal arrangement=imbricate |style course=straight |surface pubescence=with sparse , short-stellate hairs;glabrous;tomentose;glabrous |suture width=thin |testa width=thin |theca arrangement=divergent |whole_organism growth form=plant |whole_organism orientation=spreading |x chromosome quantity=8 }}<!-- -->[[Category:Treatment]][[Category:Clethraceae]] Templates used on this page: Template:Clethraceae (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 Clethra.