Solidago argentinensis is South American species of flowering plants in the family Asteraceae. It is native to Argentina (Provinces of Chubut, Neuquén, Río Negro), Chile (Juncal) and Bolivia (Cochabamba).López Laphitz, Rita María, & Semple, John Cameron. 2011. Novon 21(2): 223–224 includes photos of type specimen on page 224
Solidago argentinensis is a perennial herb up to 50 cm (20 inches) tall spreading by means of underground rhizomes. Flower heads are in large, branching arrays at the ends of branches, sometimes drooping near the top. Each head contains 6–19 ray florets surrounding 5–19 disc florets.
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