72 



PLANT STRUCTURES 



These spores, called hasidiospores^ shower down from the 

 gills when ripe, germinate, and produce new mycelia. The 

 peculiar cell called the hasidium gives name to the group 

 Basidiomycetes. 



50. Other forms. — Mushrooms display a great variety of 

 form and coloration, many of them being very attractive 



Fig. G1. A toadstool of the bracket form which has grown about blades of grass 

 without interfering with their activity.— Caldwell. 



(Figs. 57, 58, 59). The " pore-fungi " have pore-like depres- 

 sions for their spores, instead of gills, as in the very com- 

 mon "bracket-fungus" {Polyporus), which forms hard 

 shell-like outgrowths on tree-trunks and stumps (Figs. 60, 



