Acre - AC

Oncidium cebolleta, papilio (nowadays Psychopsis papilio) (*)


Alagoas - AL

Oncidium barbatum, baueri, cebolleta, cebolleta fma. albina, ciliatum, flexuosum.


Amapá - AP

Oncidium baueri


Amazonas - AM

Oncidium cebolleta, lanceanum, nanum (nowadays Lophiaris lanceana, nana), orthostates, urophyllum (*) (nowadays Tolumnia urophylla)


Bahia - BA

Oncidium barbatum, blanchetii, cebolleta, ciliatum, flexuosum, jonesianum, micropogon, ouricanense, phymatochilum (*), pumilum(nowadays Lophiaris pumila), silvanum.


Ceará - CE

Oncidium barbatum, cebolleta, ciliatum


Brasília - DF

Oncidium hydrophilum, macropetalum, pumilum (nowadays Lophiaris pumila)


Espírito Santo - ES

Oncidium amictum, barbatum, baueri, blanchetii, cebolleta, ciliatum, coloratum, cornigerum, crispum, croesus, curtum, divaricatum, edwallii, fimbriatum, flexuosum, forbesii, fuscans, gardneri, gilvum, gravesianum, harrisonianum, kautskyi, kraenzlinianum, lietzei, limminghei (nowadays Psychopsiella limminghei), loefgrenii, longicornu, longipes, majevskyi, marshallianum, micropogon, morenoi (nowadays Lophiaris morenoi), phymatochilum, pirarense, praetextum, pubes, pumilum (nowadays Lophiaris pumila), pulvinatum, robustissimum, sarcodes, schunkeanum, schwambachiae(nowadays Lophiaris schwambachiae), sphegiferum, trulliferum, unicolor, uniflorum, varicosum (?), verrucosissimum, warmingii, welteri, zappii.
X colnagoi(O. zappii x O gardneri var. calogrossum)
Rodricidium(Rodriguezia venusta X Oncidium pumilum)
According to Augusto Ruschi: geiseliii, novaesi, simonassii


Goiás - GO

Oncidium batemanianum, cebolleta, chapadense, fuscopetalum, hydrophilum, jonesianum, macropetalum, orthostates, pumilum (nowadays Lophiaris pumila), spilopterum(*), varicosum(**)


Maranhão - MA


Mato Grosso do Sul - MS

Oncidium amictum, cebolleta, cruciatum, edwallii, fuscopetalum, jonesianum, macropetalum, morenoi, nanum (nowadays Lophiaris morenoi, nana), paranaense, pumilum (nowadays Lophiaris pumila), spilopterum, waluewa.


Mato Grosso - MT

Oncidium cebolleta, chrysopterum(?), fuscopetalum, jonesianum, macropetalum, morenoi, nanum, pumilum (nowadays Lophiaris morenoi, nana, pumila,) spilopterum


Minas Gerais - MG

Oncidium amictum, barbaceniae, barbatum, batemanianum, baueri, blanchetii, caldense, cebolleta, ciliatum, cipoense, concolor, cornigerum, crispum, divaricatum, edmundoi, edwallii, euxanthinum (**), flexuosum, forbesii, fuscans, gardneri, ghillanyi, gracile, harrisonianum, hians, hookeri, hydrophillum, isopterum, jonesianum, loefgrenii, longicornu, limminghei (nowadays Psychopsiela limminghei),longipes, macropetalum, maculosum, marshallianum, martianum, ottonis, paranaense, phymatochilum, pirarense, pubes, pulvinatum, pumilum (nowadays Lophiaris pumila), ramosum, riograndense, robustissimum, sarcodes, sellowii, spilopterum, truncatum, uniflorum, warmingii, welteri, widgrenii.


Pará - PA

Oncidium baueri, cebolleta, flexuosum, fuscopetalum, heteranthum, lanceanum (nowadays Lophiaris lanceana), macropetalum, morenoi, nanum, pumilum (nowadays Lophiaris morenoi, nana, pumila,) trichodes


Paraíba - PB

Oncidium barbatum, cebolleta, gravesianum


Paraná - PR

Oncidium aberrans, albini, barbaceniae, bifolium, blanchetii, brunnipetalum, ciliatum, cogniauxianum, concolor, cornigerum, crispum, cruciatum, curtum, donianum, edwallii, fimbriatum, flexuosum, fuscans, gardneri, gravesianum, hians, hookeri, hydrophilum, leinigii, lietzei, loefgrenii, longicornu, longipes, martianum, ottonis, paranaense, pirarense, praetextum, pulvinatum, pumilum (nowadays Lophiaris pumila), riograndense, sarcodes, sphegiferum, trulliferum, uniflorum.
Ornithocidium roczonii Leinig (Ornithophora radicans X Oncidium riograndense)


Pernambuco - PE

Oncidium barbatum, blanchetii, cebolleta, cebolleta fma albina, flexuosum, gravesianum, lanceanum (nowadays Lophiaris lanceana), phymatochilum, raniferum, sellowii.


Piauí - PI

Oncidium cebolleta


Rio Grande do Norte - RN

Oncidium cebolleta


Rio Grande do Sul - RS

Oncidium bifolium, ciliatum, concolor, cornigerum, cruciatum, edwallii, fimbriatum, flexuosum, gravesianum, hookeri, hydrophilum, loefgrenii, longicornu, longipes, macronyx, micropogon, ottonis, paranaense, psyche, pumilum (nowadays Lophiaris pumila), pulvinatum, riograndense, sphegiferum, trulliferum, truncatum, uniflorum, widgrenii.


Rondônia - RO

O. scansor, orthostates.


Roraima - RR

Oncidium cebolleta, orthostates, Psychopsis sp. (possibly P. sandarae)


Rio de Janeiro - RJ

Oncidium amictum, barbaceniae, barbatum, batemanianum, baueri, blanchetii, ciliatum, cogniauxianum, concolor, cornigerum, crispum, croesus, cruciatum, curtum, dasytyle, divaricatum, donianum, edmundoi , edwallii, enderianum, fimbriatum, flexuosum, forbesii, fuscans, gardneri, gravesianum, harrisonianum, hians, hookeri, hydrophilum, imperatoris-maximiliani, kraenzlinianum, lietzei, loefgrenii, longicornu, longipes, majevskyi, mantini, marshallianum, ottonis, pectorale, pentescostele, phymatochilum, pirarense, praetextum, pubes, pulvinatum, pumilum (nowadays Lophiaris pumila), raniferum, sarcodes, sphegiferum, trulliferum, truncatum, unicolor, uniflorum, waluewa, warmingii, welteri, widgrenii, zappii.

Natural hybrids:
X litum Rchb. f.
X polletianum Rchb. f.
X praestans Rchb. f.
X punctatum
X scullyi Pabst & Mello


Santa Catarina - SC

Oncidium bifolium, blanchetii, chrysorhapis, ciliatum, cogniauxianum, concolor, cornigerum, crispum, cruciatum, donianum, edwallii, fimbriatum, flexuosum, fuscans, gravesianum, hookeri, hydrophilum, loefgrenii, longicornu, longipes, macronyx, micropogon, paranaense, ottonis, pectorale, pirarense, pumilum (nowadays Lophiaris pumila), pulvinatum, riograndense, sphegiferum, trulliferum, uniflorum


São Paulo - SP

Oncidium amictum, barbaceniae, baueri, blanchetii, ciliatum, cogniauxianum, concolor, cornigerum, crispum, cruciatum, edwallii, enderianum, euxanthinum, (**) fimbriatum, flexuosum, forbesii, gardneri, gravesianum, harrisonianum, hians, hookeri, hydrophilum, jonesianum, lietzei, loefgrenii, longicornu, longipes, macropetalum, morenoi (nowadays Lophiaris pumila), ottonis, paranaense, paranapiacabense, pectorale, phymatochilum, pirarense, pohlianum (nowadays Lophiaris pohliana), praetextum, pubes, pulvinatum, pumilum (nowadays Lophiaris pumila), uniflorum, raniferum, riograndense, sarcodes, trulliferum, varicosum (**) , warmingii, welteri.


Tocantins - TO

Oncidium orthostates, jonesianum






Observações:

(*)- possivelmente, a confirmar

(**)- veja "Considerações sobre o gênero Oncidium no Brasil", por Carlos Eduardo de Britto Pereira

- Qualquer dúvida a respeito das ocorrências aqui citadas, por favor, verifique o tópico "Seções Brasileiras" , onde está indicada a fonte consultada. Consulte também a lista de espécie brasileiras.

- Esta lista não é exaustiva. Não inclui todas as espécies classificadas no gênero Oncidium, mas apenas parte delas