The Charles Gardner Shaw Mycological Herbarium contains over 75,000 accessioned fungal specimens. Important collections include: smuts (G.W. Fischer, R. Duran, L.M. Carris, K. Vanky); downy mildews (C.G. Shaw); powdery mildews (D.A. Glawe); Xylariaceae, Diatrypaceae, and other pyrenomycetes (J. D. Rogers & others); and fungi on grasses (R. Sprague), with a focus on the Northwest United States. Fungal exsiccati of historical Northwest collectors including Suksdorf, Piper, & others are available, as well as original complete sets of Fungi Columbiani (E. & E., Bartholomew) and North American Fungi (Ellis & Everhart). Collections from the whole USA, Canada, the UK, Austria, Germany, Finland, Romania & E. Europe, Mexico, Brazil, Taiwan & SE Asia, Russia, and New Zealand are also well represented.