62 THE STORY OF MY ROCK GARDEN 



prevent any suggestion of a bare place when the bulbs 

 are over. 



The lonopsidium has the interesting capacity of 

 flowering in spring ripening its seed, which sows itself 

 and which is again in flower by the end of the summer ; 

 while I have had the third generation in blossom at 

 Christmas. 



The Linaria in favoured places, such as an old wall, 

 or the moraine, is often a perennial, but it is somewhat 

 uncertain with me in this respect, and is best treated as 

 an annual. 



