Ageratina macbridei is a species of flowering plant in the family Asteraceae.

It is endemic to Peru, where it occurs in several types of habitats, often near rivers.

[1] Ageratina is derived from Greek meaning 'un-aging', in reference to the flowers keeping their color for a long time.

This name was used by Dioscorides for a number of different plants.

This Eupatorieae article is a stub.