Marasmius
sp.
Cantrell, S.A. PR 9879. Place of collection: Puerto Rico; Puerto Rico Island; Cayey; Sierra de Cayey; Carite Commonwealth Forest; Charco Azul (N18°0535' W66°0205', alt. 0600 m). Date of collection: 1 August 1998. Associated organism: Filicopsida ord.indet. (petiole).