Hypholoma fragile Pk. 



FRAGILE HYPHOLOMA 



1 Immature plant showing floccose squamules on the cap and an ap- 



pendiculate margin 



2 Immature plant showing whitish color of the gills 



3 Mature plant 



4 Vertical section of the upper part of an immature plant 



5 Vertical section of the upper part of a mature plant 



6 Transverse section of a stem 



7 Four spores, x 400 



Extralimital species 

 Agaricus approximans Pk. 



APPROXIMATE MUSHROOM 



8 Two immature plants united at the base 



9 Immature plant 



10 Mature plant 



11 Vertical section of the upper part of an immature plant 



12 Vertical section of the upper part of a mature plant 



13 Transverse section of a stem 



14 Four spores, x 400 



Galera besseyi Pk. 



BESSEY GALERA 



15 Immature plant 



16 Mature plant with oval cap 



17 Mature plant with subglobose cap 



18 Vertical section of the upper part of a plant 



19 Transverse section of a stem 



20 Four spores, x 400 



194 



