62 NEW YORK STATE MUSEUM 



PLATE 84 



Collybia familia Pk. 

 Family Collybia 



1 Cluster of small plants 



2 Cluster of large plants with the center of the oap colored 



3 Single large plant 



4 Single large plant with the center of the cap colored 



5 Vertical section of the upper part of a large plant 



6 Transverse section of a stem 



7 Four spores, x 400 



Collybia acervata Fr. 

 Tufted Collybia 



8 Cluster of eight plants, four with caps moist and more 



highly colored 



9 Plant with pale tan colored cap 



10 Plant with whitish cap 



11 Vertical section of the upper part of a large plant 



12 Transverse section of a stem 



13 Four spores, x 400 



Bovista pila B. & C. 



Round Bovista 



14 Immature plant 



15 Mature plant ruptured at the apex 



16 Vertical section of a young plant in edible condition 



17 Part of a branching filament of the capillitium, x 400 



18 Four spores, x 400 



plate 85 

 Eussula mariae Pk. 

 Mary's Russula 

 1, 2 Immature plants 



3 Mature plant 



4 Immature plant of darker color 



5 Mature plant of darker color 



6 Vertical section of the upper part of an immature plant 



7 Vertical section of the upper part of a mature plant 



8 Four spores, x 400 



