View source for Clematis ochroleuca

{{Treatment/ID
|accepted_name=Clematis ochroleuca
|accepted_authority=Aiton
|publications={{Treatment/Publication
|title=Hort. Kew.
|place=2: 260. 1789
|year=1789
}}
|common_names=Erect silky leather-flower;curly-heads
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Viorna ochroleuca
|authority=(Aiton) Small
}}
|hierarchy=Ranunculaceae;Clematis;Clematis subg. Viorna;Clematis ochroleuca
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Ranunculaceae]]</div><div class="higher-taxon"><small>genus</small>[[Clematis]]</div><div class="higher-taxon"><small>subgenus</small>[[Clematis subg. Viorna]]</div><div class="higher-taxon"><small>species</small>[[Clematis ochroleuca]]</div></div>
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="stem orientation;stem growth form or orientation;stem growth form;stem some measurement;stem pubescence"><b>Stems </b>erect to ± sprawling, not viny, 2-7 dm,, sparsely to ± densely pilose.</span> <span class="statement" id="st-d0_s1" data-properties="leaf architecture"><b>Leaves </b>simple.</span> <span class="statement" id="st-d0_s2" data-properties="leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade length;leaf-blade atypical width;leaf-blade atypical width;leaf-blade width;leaf-blade texture;leaf-blade architecture or coloration or relief"><b>Leaf-</b>blade narrowly to broadly ovate, unlobed or rarely few-lobed, 3-14 × (1.5-) 2.5-8 (-9.5) cm, ± leathery, reticulate adaxially;</span> <span class="statement" id="st-d0_s3" data-properties="surface pubescence;surface pubescence;surface pubescence;hair orientation">surfaces abaxially moderately silky-pilose with spreading hairs or rarely nearly glabrous, not glaucous.</span> <span class="statement" id="st-d0_s4" data-properties="inflorescence position or structure subtype;flower architecture or arrangement or growth form"><b>Inflorescences </b>terminal, flowers solitary;</span> <span class="statement" id="st-d0_s5" data-properties="beak presence">bracts absent.</span> <span class="statement" id="st-d0_s6" data-properties="flower shape"><b>Flowers </b>narrowly urn-shaped;</span> <span class="statement" id="st-d0_s7" data-properties="sepal coloration;sepal coloration;sepal coloration;sepal shape;sepal some measurement;margin size;margin width;margin shape;margin pubescence;tip shape;tip orientation;tip orientation;tip orientation;tip pubescence">sepals pale-yellow to pale-purple, lanceolate, 1-3.5 cm, margins not expanded, thin, not crispate, tomentose, tip obtuse, spreading to recurved, abaxially silky-pubescent.</span> <span class="statement" id="st-d0_s8" data-properties="body pubescence;hair orientation"><b>Achenes:</b> bodies pilose, hairs appressed-ascending;</span> <span class="statement" id="st-d0_s9" data-properties="">beak yellowish-brown to reddish-brown, 3-6 cm, plumose.</span> <span class="statement" id="st-d0_s10" data-properties="beak coloration;beak coloration;beak coloration;beak some measurement;beak shape;2n chromosome quantity">2n = 16.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring.
|habitat=Dry to moist woods, thickets, roadsides, and other shady to open, ± disturbed sites, mostly on mafic substrates
|elevation=0-500 m
|distribution=D.C.;Ga.;Md.;N.J.;N.Y.;N.C.;S.C.;Va.
|discussion=<p>In New York, Clematis ochroleucra is known only from Staten Island and, formerly, from western Long Island (Brooklyn).</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Clematis ochroleuca
|author=
|authority=Aiton
|rank=species
|parent rank=subgenus
|synonyms=Viorna ochroleuca
|basionyms=
|family=Ranunculaceae
|phenology=Flowering spring.
|habitat=Dry to moist woods, thickets, roadsides, and other shady to open, ± disturbed sites, mostly on mafic substrates
|elevation=0-500 m
|distribution=D.C.;Ga.;Md.;N.J.;N.Y.;N.C.;S.C.;Va.
|reference=None
|publication title=Hort. Kew.
|publication year=1789
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V3/V3_461.xml
|genus=Clematis
|subgenus=Clematis subg. Viorna
|species=Clematis ochroleuca
|2n chromosome quantity=16
|beak coloration=yellowish-brown;reddish-brown
|beak presence=absent
|beak shape=plumose
|beak some measurement=3cm;6cm
|body pubescence=pilose
|flower architecture or arrangement or growth form=solitary
|flower shape=urn--shaped
|hair orientation=appressed-ascending;spreading
|inflorescence position or structure subtype=terminal
|leaf architecture=simple
|leaf-blade architecture or coloration or relief=reticulate
|leaf-blade atypical width=8cm;9.5cm
|leaf-blade length=3cm;14cm
|leaf-blade shape=few-lobed;unlobed;ovate
|leaf-blade texture=leathery
|leaf-blade width=2.5cm;8cm
|margin pubescence=tomentose
|margin shape=not crispate
|margin size=not expanded
|margin width=thin
|sepal coloration=pale-yellow;pale-purple
|sepal shape=lanceolate
|sepal some measurement=1cm;3.5cm
|stem growth form=not viny
|stem growth form or orientation=sprawling
|stem orientation=erect to more
|stem pubescence=pilose
|stem some measurement=2dm;7dm
|surface pubescence=not glaucous;glabrous;silky-pilose
|tip orientation=spreading;recurved
|tip pubescence=silky-pubescent
|tip shape=obtuse
}}<!--

-->[[Category:Treatment]][[Category:Clematis subg. Viorna]]