320 



HALF- HOURS IN THE GREEN LANES. 



these warts when they are rubbed off are six-sided. 

 The Pear-shaped Puff-ball (Lycoperdon pyriforme, 

 Fig. 261) is also common, and may be found growing 

 on old stumps. The spores of this species are of a 



Lyooperdon s iccatum. a. Spore. 



greenish-yellow colour. Another species is the Little 

 PuS-ball (Lycoperdon pusiJlum, Fig. 262), which grows 

 on hedge banks and in pastures, but it is not so 

 abundant as some of the foregoing. The proper time 

 for collecting these objects, with a view to eating 

 them, is when the flesh is perfectly white. Then you 



