Five new species of Agaricales are described and illustrated from sout
hern and southeastern Yunnan, China. Characters which separate the spe
cies from others are discussed. The new species are Gerronema chrysoca
rpum, Phaeomarasmius neoaffinis, Pyrrhoglossum yunnanensis, Phaeocolly
bia sparsilamellae and Crepidotus neocystidiosus. All specimens cited
in this paper have been deposited in the Cryptogamic Herbarium, Kunmin
g Institute of Botany, Academia Sinica (HKAS).