io8 



MINNESOTA MUSHROOMS 



irpex lacteus White Irpex 



Cap a thin leathery layer, 2-7 cm. long, the upturned edge hairy, pure white; 

 teeth acute, crowded, white. The name refers to the color. 



On dead or decaying branches; probably edible, though somewhat tough. 



CORAL FUNGI CLAVARIACEAE 



Cap greatly branched and coral-like or leaf-like, or less frequently club-shaped 

 or head-shaped. The surface of the cap or its branches is suKxtth. thus distinguishing 



Figure 72. Hydxum caput-ursi 



the coral-fungi from similar forms among the tooth fungi. Coral-like forms also 

 occur among the jelly fungi, but are distinguished by their gelatinous or waxy texture. 

 The club-shaped genera of the saddle-fungi can be distinguished only by means of 

 the microscope, which reveals the presence of spore-sacs. Our species are all edible. 



KEY TO THE GENERA 



Cap much branched, or merely club-shaped 



a. Cap with flat leaf-like branches 



b. Cap with round l)ranches, coral-like, or merely ( lul 



shaped 

 Cap head-like, on a distinct stem 



