Complex sentence: American mycologist Rolf Singer transferred the species to the genera "Hemimycena" and "Marasmiellus" in 1938 and 1951, respectively, but the binomials resulting from these transfers are considered synonyms; another synonym is "Mycena luteoalba" (Bolton) Gray.
Split into simpler sentences: American mycologist Rolf Singer transferred the species to the genera "Hemimycena" and "Marasmiellus" in 1938 and 1951, respectively. The binomials resulting from these transfers are considered synonyms; another synonym is "Mycena luteoalba" (Bolton) Gray.