Dolichlasium is a genus of flowering plants in the family Asteraceae.Lagasca y Segura, Mariano. 1811. Amenidades Naturales de las Españas 1(1): 33Tropicos, Dolichlasium Lag.

There is only one known species, Dolichlasium lagascae, endemic to Argentina.Zuloaga, F. O., O. Morrone, M. J. Belgrano, C. Marticorena & E. Marchesi. (eds.) 2008. Catálogo de las plantas vasculares del Cono Sur. Monographs in systematic botany from the Missouri Botanical Garden 107(1–3): i–xcvi, 1–3348

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