Stereum and allied genera of fungi in the Upper Mississippi valley
Lentz, P.L.
Stereum and allied genera of fungi in the Upper Mississippi valley - Washington 1955 - 74 p. & 8 pls. - No. 24; United States Departm .
Stereum and allied genera of fungi in the Upper Mississippi valley - Washington 1955 - 74 p. & 8 pls. - No. 24; United States Departm .