* Adacidium : Adcm (Ada × Oncidium)
* Aliceara : Alcra (Brassia × Laelia × Oncidium)
* Alexanderara : Alxra (Brassia × Cochlioda × Odontoglossum × Oncidium)
* Aspasium : Aspsm (Aspasia × Oncidium)
* Bakerara : Bak (Brassia x Miltonia x Odontoglossum x Oncidium)
* Baldwinara : Bdwna (Aspasia x Cochlioda x Odontoglossum x Oncidium)
* Barbosaara : Bbra (Cochlioda x Gomesa x Odontoglossum x Oncidium)
* Baumannara : Bmnra (Comparettia x Odontoglossum x Oncidium)
* Brassidium : Brsdm (Brassia x Oncidium)
* Brilliandeara : Brlda (Aspasia x Brassia x Cochlioda x Miltonia x Odontoglossum x Oncidium)
* Burkhardtara : Bktra (Leochilus x Odontoglossum x Oncidium x Rodriguezia)
* Burregeara: Burr (Odontoglossum x Cochlioda x Oncidium x Miltonia)
* Campbellara : Cmpba (Odontoglossum x Oncidium x Rodriguezia)
* Carpenterara : Cptra (Baptistonia x Odontoglossum x Oncidium)
* Colmanara: Colm (Miltonia x Oncidium x Odontoglossum)
* Crawwhayara : Craw (Aspasia x Brassia x Miltonia x Oncidium)
* Dunningara : Dngra (Aspasia x Miltonia x Oncidium)
* Georgeblackara : (Comparettia x Leochilus x Oncidium x Rodriguezia)
* Goodaleara : Gdlra (Brassia x Cochlioda x Miltonia x Odontoglossum x Oncidium)
* Howeara : Hwra (Leochilus x Oncidium x Rodriguezia)
* Ionocidium : Incdm (Ionopsis x Oncidium )
* Johnkellyara : Jkl (Brassia x Leochilus x Oncidium x Rodriguezia)
* Leocidpasia : Lcdpa (Aspasia x Leochilus x Oncidium)
* Leocidmesa : Lcmsa (Gomesa x Leochilus x Oncidium)
* Liebmanara : Lieb (Aspasia x Cochlioda x Oncidium)
* Lockcidium : Lkcdm (Lockhartia x Oncidium)
* Maclellanara : Mclna (Brassia x Odontoglossum x Oncidium )
* Miltadium : Mtadm (AAda x Miltonia x Oncidium)
* Miltonidium : Mtdm (Miltonia x Oncidium)
* Notylidium : Ntldm (Notylia x Oncidium)
* Norwoodara : Nwda (Brassia x Miltonia x Oncidium x Rodriguezia)
* Odontocidium : Odcdm (Odontoglossum x Oncidium)
* Oncidioda : Oncda (Cochlioda x Oncidium)
* Oncidiella : Onclla (Oncidium x Rodrigueziella)
* Oncidenia : Oncna (Macradenia x Oncidium)
* Oncidesa : Oncsa (Gomesa x Oncidium)
* Oncidettia : Onctta (Comparettia x Oncidium)
* Oncidpilia : Oncpa (Oncidium x Trichopilia)
* Ornithocidium : Orncm (Oncidium x Ornithophora)
* Pettitara : Pett (Ada x Brassia x Oncidium)
* Phragmipaphium : Phrphm (Oncidium x Phragmipedium)
* Richardsonara : Rchna (Aspasia x Odontoglossum x Oncidium )
* Rodricidium : Rdcm (Oncidium x Rodriguezia)
* Sauledaara : Sdra (Aspasia x Brassia x Miltonia x Oncidium x Rodriguezia)
* Shiveara : Shva (Aspasia x Brassia x Odontoglossum x Oncidium)
* Trichocidium : Trcdm (Oncidium x Trichocentrum)
* Vanalstyneara : Vnsta (Miltonia x Odontoglossum x Oncidium x Rodriguezia)
* Warneara : Wnra (Comparettia x Oncidium x Rodriguezia)
* Wilsonara: Wils (Odontoglossum x Cochlioda x Oncidium)
* Withnerara : With (Aspasia x Miltonia x Odontoglossum x Oncidium)