66 ROCK GARDENING FOR AM A 



s comparative 



ires against drc 

 : ical st; 



he heavy r 



w ii, n stone mi 



il, but how 

 erhaps, not 

 on noti 



.ularly covered, 

 <vne 



ration. The br 

 BoimmV) JJaWQaaqg TMAUJiSq A 



are n 



thoroug 

 ^om tb 



mce. It is sur- 

 ..es on a s 



during 

 ihrough 



mr adc 



ghtly 



been 

 concen 



. 



