 |  |
Entolomataceae
| Alboleptonia earlei (Murrill) Largent & Benedict | |
| Clitopilus griseobrunneus Baroni & Halling | Clitopilus prunulus (Scop.:Fr.) Kummer |
| Nolanea murraii (Berk. & Curt.) Dennis | Nolanea quadrata Berk. & Curt. |
| Pouzarella ferrerii T.J. Baroni, Perd.-Sánch. &Cantrell | Rhodocybe incarnata Baroni & Halling |
| Rhodocybe mellea Baroni & Ovrebo | Rhodocybe umbrosa Baroni & Halling |
Vouchers for all collections are on deposit at the Universidad de Costa Rica (USJ) mycological herbarium.Duplicates are in the Field Museum (F) and the New York Botanical Garden (NY).