Voucher Number: NAMA 2015-097 ; Mycetinis opacus (Berk. & M.A. Curtis) A.W. Wilson & Desjardin [Marasmiellus opacus]; Identified by: Walter E. Sturgeon ; Collected by: Su Jin Hwang ; Voucher Specimens are located at the Botany Herbarium, Field Museum of Natural History, Chicago.