Harper—Species of Lentirms m Great Lakes Region. 385 
Plate XXIV. Various views of Lentinus flabelliformis. A-E show the 
single pilei with smooth pilei, short lateral stems, and serrate gills. 
F shows a cluster of imbricated pilei. G shows a mass of fleshy 
fungus growing from a crack in a stump, with the surface covered 
with narrow imbricated pilei. 
Plate XXV. Various views of Lentinus omphalodes Fr. with smooth 
nearly central-stemmed pilei, serrate gills, and the smooth stems more 
or less grooved. 
Plate XXVI. A, B. Lentinus umbilicatus Pk., showing smooth, orbicular 
pilei deeply umbilicate, smooth, even stems with more or less tawny 
villous hair at the base. C. Plants with smoother, thicker, and longer 
stems growing in moss. 
Plate XXVII. Lentinus vulpinus Fr. Cluster of large imbricated pilei 
showing the grooved reticulated margins of the pilei and the serrate 
gills. 
Plate XXVIII. Lentinus ursinus Fr., showing the thin, even margin 
and the thick, hairy base of the surface of a pileus. 
25—S. A. L. 
