Machaonia woodburyana, the alfilerillo,[citation needed] is a species of plant in the family Rubiaceae.

It is found in Saint John in the United States Virgin Islands and Virgin Gorda in the British Virgin Islands in the Caribbean.

[2] The natural habitats of Machaonia woodburyana are subtropical or tropical dry forests and subtropical or tropical dry shrubland.

It is threatened by habitat loss.

This Rubiaceae article is a stub.