676 Proceedings of the Ohio State Academy of Science. 



Puh'endent, powdery or covered with a powder or dust. 

 Punctate, dotted with points. 

 Putrescent, soon decaying. 



Renifonn. kidney-shaped. 



Resiipinate, attached to the substratum by the back or upper 



part of the pileus which in this case is not provided with a 



stipe. 

 Rimose, marked with small cracks. 

 Riifescent, tending to a dull red or reddish color. 

 Rugose, wrinkled. 

 Rugulose, minutely wrinkled. 



Scabrous, with a rough surface. 



Sclerotiuin, a hard, compact, tuber-like body containing stored 



food. 

 Scrobiculate, marked wnth small pits or depressions. 

 Serrate, margin with saw-like teeth. 

 Serndate, minutely serrate. 



Sessile, without a stipe ; pileus attached directly to substratum. 

 Sinuate, with a deep notch at point of attachment to stipe ; 



emarginate (of lamellae). 

 Solid, substance uniform and continuous within, not hollow or 



stuffed (of stipe). 

 Spathulate, shaped like a spathula or spoon. 

 Squaruose, with scales. 

 Squamidose, with small scales. 

 Squarrose, with erect pointed scales. 

 Stipe, stem. 



Striate, marked with parallel or radiating lines. 

 Strigose, with stiff erect hairs. 

 Stuffed (of stipe), interior filled with a material different from 



the outer part, usually softer. 

 Substratum, the substance upon or within which a fungus grows.. 

 Sulcate, marked with grooves or furrows. 



Toadstool, a fleshy fungus shaped like an umbrella. 

 Tomentose, more or less densely matted, hairy. 



