Oncidium concolor

{{Short description|Species of orchid}}

{{Speciesbox

| image = Oncidium concolor.jpg

| genus = Oncidium

| species = concolor

| authority = Hook.

| synonyms =

• Cyrtochilum citrinum Hook.
• Oncidium unguiculatum Klotzsch
• Oncidium normanii Pritz.
• Carenidium concolor (Hook.) Baptista

}}

Oncidium concolor is a species of orchid found from southern and southeastern Brazil to northeastern Argentina.