Name requested: Phaeomarasmius rhombosporusMycotaxon 63: 90. Persoonia 13 (1): 7, 8.
Homotypic synonym: Lepiota rhombosporaPersoonia 13 (1): 7, 10.
Homotypic synonym: Armillaria rhombosporaPersoonia 13 (1): 7.
Homotypic synonym: Cystoderma rhombosporumPersoonia 13 (1): 7.
Homotypic synonym: Naucoria rhombosporaPersoonia 13 (1): 7.
Homotypic synonym: Flocculina rhombosporaPersoonia 13 (1): 7.
Homotypic synonym: Flammulaster rhombosporusPersoonia 13 (1): 8.
Homotypic synonym: Flammulaster carpophilus var. rhombosporusPersoonia 13 (1): 9, 10, 11*.