Abstract: There has been a burst of mycological activity since the 1990's (Desjardin and Hemmes. 2001. Harvard Papers in Botany 6: 117-122). This checklist reflects the activities of several mycologists that have worked extensively on the Hawaiian Islands, including Dennis E. Desjardin, Robert L. Gilbertson, and Don E. Hemmes. The source literature for each taxon is cited (select 'Notes & Vouchers' under 'Options' to view the citations).