Euthamia gymnospermoides, with the common names Great Plains goldentop and Texas goldentop, is a plant in the composite family. It is native primarily to the Great Plains and Great Lakes Region where it is found in prairies and sandy areas. Euthamia gymnospermoides is a perennial that produces heads of yellow flowers in late summer. It is distinguished from the similar Euthamia graminifolia by having only one vein per leaf and larger flower heads.