WALLS, BU12TS, ETC. 139 



is known as landwhiu iu the Eastern counties, while 

 the Scotch call it cammock. The roots are sweet, and 

 have the flavour of liquorice. 



As the summer wears on, the well-known Viper's 

 Bugloss (Echium vulgar e) displays its blue bells, which 

 have BO variegated an appearance, in consequence of 

 the buds and stamens being pink in colour. The 

 rough leaves are so thickly set with prickles that even 

 donkeys refuse to crop the bristly rigid plant. The 

 name of viper's bugloss appears to be common to the 

 plant on the continent. Its spotted stem was sup- 

 posed to resemble the skin of the snake, and its seeds 

 have a fanciful resemblance to a viper's head. Hence, 

 even old Gerarde supposes the plant to possess sove- 

 reign virtues against snake bites, as well as a sort of 

 supernatural power over scorpions and other venomous 

 reptiles. 



The minute Pearlwort (Sagina procunibens) , which 

 BO frequently leaves the wall for the garden-walk, 

 flowers and seeds all the summer long. The thread- 

 like leaves are each tipped with a spine, and the 

 flowers are very minute, of a greenish- white tint. 



The two common species of Sand wort are now in 

 bloom, and the small star-like white flowers of th-> 



