Galinsoga subdiscoidea is a rare Mexican species of flowering plant in the family Asteraceae.

It has been found only in the State of Durango in northern Mexico.

[1] Galinsoga subdiscoidea is a branching annual herb up to 20 cm (7.9 in) tall.

Leaves are egg-shaped, up to 2.5 cm (0.98 in) long.

Each head has about 5 white ray flowers surrounding a large number of yellow disc flowers.