Boeremia exigua is the type species of the fungus genus, Boeremia, in the Didymellaceae family. It was first described as Phoma exigua by John Baptiste Henri Joseph Desmazières in 1849, and transferred to the genus, Boeremia, by M.M. Aveskamp, J. de Gruyter, J.H.C. Woudenberg, G.J.M. Verkley and P.W. Crous in 2010.