97 



and consists as yet out of four species, viz. Rh. phalloides 

 JuNGH., which is found in British India and Java. Rh. crassa 

 (Hooker f.), Lotsy et Val. Rh. sphaerica (Hooker f.) Lotst et 

 Val. and Rh. Purdici (Hooker f.) Lotsy et Val. all of New 

 Granada , the latter being a parasite on the roots of Cinchona. 

 The diagnosis of these South-American species for whose spe- 

 cific value Hooker f. alone is responsible has to be looked up 

 in Hooker's work quoted above. 



