[Vol. 2, 1915] 



726 ANNALS OF THE MISSOURI BOTANICAL GARDEN 



Explanation of Plate 



PLATE 23 



Fig. 1. Specimens of P. abietinus with lamellate hymenium. 



Fig. 2. Surface view of typical sporophores of P. abietinus. 



Fig. 3. Typical sporophores of P. fumosus. 



Fig. 4. P. Burtii. Photograph of type specimens. 



Fig. 5. Upper surface of P. albellus. 



Fig. 6. P. fumidiceps, showing upper surface and section through 



a sporophore. 



Fig. 7. P. crispus, showing the densely imbricate mode of growth 



and the pubescent pileus. 



Fig. 8. P. adustus. View of surface of pileus and hymenium. 

 Fig. 9. Typical sporophores of P. pargamenus. 



