Sanna, M.; Mua, A.; Porcu, G.; Casula, M.; Rinaldi, A. C.; Mifsud, S.; Garrido-Benavent, I. Pseudosperma Calciphilum (Inocybaceae), a New Mediterranean Species from Sardinia (Italy), Malta, and Valencia (Spain). Phytotaxa 2024, 633, 253-264.