The pycnidial state of Leptosphaeria acuta appeared to be identical with the lectotype of Diploplenodomus piskorzii, and belongs to Phoma sect. Plenodomus. The binomials Phoma acuta, Leptophoma acuta and Plenodomus acuta are misapplied ambiguous names often referring to the anamorph of Leptosphaeria doliolum sensu stricto.