View source for Oncidium ← Oncidium 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=Oncidium |accepted_authority=Swartz |publications={{Treatment/Publication |title=Kongl. Vetensk. Acad. Nya Handl. |place=21: 239. 1800 |year=1800 }} |basionyms= |synonyms= |hierarchy=Orchidaceae;Orchidaceae subfam. Epidendroideae;Orchidaceae tribe Maxillarieae;Orchidaceae (tribe Maxillarieae) subtribe Oncidiinae;Oncidium |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Orchidaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Orchidaceae subfam. Epidendroideae]]</div><div class="higher-taxon"><small>tribe</small>[[Orchidaceae tribe Maxillarieae]]</div><div class="higher-taxon"><small>subtribe</small>[[Orchidaceae (tribe Maxillarieae) subtribe Oncidiinae]]</div><div class="higher-taxon"><small>genus</small>[[Oncidium]]</div></div> |etymology=Greek oncos, swelling, and - idium, diminutive, in reference to prominent lip callus |volume=Volume 26 |mention_page=page 496, 497, 649, 650, 651 |treatment_page=page 648 }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole_organism habitat;whole_organism growth form or habitat;whole_organism growth form;whole_organism growth form"><b>Herbs,</b> epiphytic or terrestrial, ± cespitose.</span> <span class="statement" id="st-d0_s1" data-properties="stems pseudobulb coloration;stems pseudobulb shape"><b>Stems </b>pseudobulbs, green, ovoid.</span> <span class="statement" id="st-d0_s2" data-properties="leaf duration;leaf quantity;leaf orientation"><b>Leaves </b>persistent, 1–3, not recurved;</span> <span class="statement" id="st-d0_s3" data-properties="blade arrangement or vernation;blade shape;margin architecture or shape">blade conduplicate, linearlanceolate, dorsiventrally flattened, margins entire.</span> <span class="statement" id="st-d0_s4" data-properties="raceme arrangement;lateral branch atypical some measurement;lateral branch some measurement"><b>Inflorescences </b>paniculate racemes, lateral branches to 10 [–42] cm;</span> <span class="statement" id="st-d0_s5" data-properties="bract shape">bracts narrowly triangular.</span> <span class="statement" id="st-d0_s6" data-properties="flower orientation"><b>Flowers </b>resupinate;</span> <span class="statement" id="st-d0_s7" data-properties="sepal fusion;sepal fusion;sepal shape;sepal shape;petal fusion;petal fusion;petal shape;petal shape;apex shape;apex architecture or shape">sepals and petals distinct and free, oblongelliptic, obovate to nearly quadrangular or nearly circular, apex retuse to obtuse, sometimes apiculate;</span> <span class="statement" id="st-d0_s8" data-properties="lip shape;lip shape">lip pandurate, 3-lobed;</span> <span class="statement" id="st-d0_s9" data-properties="callus prominence;callus architecture">callus prominent warty-tuberculate-fringed;</span> <span class="statement" id="st-d0_s10" data-properties="projection shape">column with wings, arms, or fingerlike projections;</span> <span class="statement" id="st-d0_s11" data-properties="stigmatic cavity shape">stigmatic cavity ± round;</span> <span class="statement" id="st-d0_s12" data-properties="rostellum prominence">rostellum not prominent.</span> <span class="statement" id="st-d0_s13" data-properties=""><b>Fruits </b>capsules.</span><!-- -->{{Treatment/Body |distribution=Tropical and subtropical;Western Hemisphere |discussion=<p>Species 800 (1 in the flora).</p><!-- --><p>Oncidium is a large polymorphic, and probably paraphyletic, assemblage.</p> |tables= |references= }}<!-- --><!-- -->{{#Taxon: name=Oncidium |author=Mark W. ChaseChase;Mark W. |authority=Swartz |rank=genus |parent rank=subtribe |synonyms= |basionyms= |family=Orchidaceae |distribution=Tropical and subtropical;Western Hemisphere |reference=None |publication title=Kongl. Vetensk. Acad. Nya Handl. |publication year=1800 |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V26/V26_1333.xml |subfamily=Orchidaceae subfam. Epidendroideae |tribe=Orchidaceae tribe Maxillarieae |subtribe=Orchidaceae (tribe Maxillarieae) subtribe Oncidiinae |genus=Oncidium |apex architecture or shape=apiculate |apex shape=retuse;obtuse |blade arrangement or vernation=conduplicate |blade shape=flattened |bract shape=triangular |callus architecture=warty-tuberculate-fringed |callus prominence=prominent |flower orientation=resupinate |lateral branch atypical some measurement=10cm;42cm |lateral branch some measurement=0cm;10cm |leaf duration=persistent |leaf orientation=not recurved |leaf quantity=1;3 |lip shape=3-lobed;pandurate |margin architecture or shape=entire |petal fusion=free;distinct |petal shape=obovate;nearly quadrangular or nearly circular |projection shape=fingerlike |raceme arrangement=paniculate |rostellum prominence=not prominent |sepal fusion=free;distinct |sepal shape=obovate;nearly quadrangular or nearly circular |stems pseudobulb coloration=green |stems pseudobulb shape=ovoid |stigmatic cavity shape=round |whole_organism growth form=herb;cespitose |whole_organism growth form or habitat=terrestrial |whole_organism habitat=epiphytic }}<!-- -->[[Category:Treatment]][[Category:Orchidaceae (tribe Maxillarieae) subtribe Oncidiinae]] Templates used on this page: Template:Orchidaceae (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 Oncidium.