Oncidium flexuosum

{{Short description|Species of orchid}}

{{Speciesbox

| image = OncidiumFlexuosum.jpg

| genus = Oncidium

| species = flexuosum

| authority = Lodd.

| synonyms =

• Epidendrum lineatum Vell.
• Oncidium haematochrysum Rchb.f.
• Oncidium haematoxanthum Rchb.f. ex Lindl.
• Oncidium megalopterum Kraenzl.

}}

Oncidium flexuosum is a species of orchid found from eastern and southern Brazil to north-central Argentina.