Solidago microglossa is a South American plant species in the family Asteraceae. It is native to Brazil, Bolivia, Paraguay, Uruguay, and northern Argentina.

Solidago microglossa is a perennial herb up to 100 cm (40 inches) tall, spreading by means of underground rhizomes. The leaves are thin and lance-shaped, up to 7 cm (2.8 inches) long; leaves get progressively smaller higher up on the stem. One plant can produce many small yellow flower heads in a large, branching, conical array at the top of the plant.

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