30 



REMARKABLE CASE OF VhUhiAliLt; i KANSFOitM ATION. 



little known in gardens that a figure to represent its usual ap- 

 pearance is necessary, in order to make these remarks intelligible. 

 Conceive then a dull green plant, with the aspect of a furze 

 bush, whose branches are slender, tapering, very sharp-pointed 

 spines, and whose leaves, such as they are, exist only in the form 



[Colletia spinosa.] 



of inconspicuous scales at the base of the spines. Imagine 

 moreover those spines to be slightly flattened near the base, and 

 to be placed on the branches crosswise (decussating) and iu 



