294 FETCH : 



Melampsora Helioscopiae (Pers.) Cast. 



Uredo. On Euphorbia Rothiana Spreng., Hakgala, April, 

 1919. 



Uredo Hyperici-japonici n. sp. 



On Hypericum japonicum Thunb., Hakgala, April, 1917. 



Sori hypophyllous, circular, scattered, up to 0*4 mm. 

 diameter, surrounded by the upturned epidermis. Spots 

 red-brown, the whole leaf or plant becoming red-brown, 

 Uredospores oval, 18-24 X 14-18 [>-, or globose, 18-20 fJ-. 

 thick- walled, yellow-brown, spinulose. Paraphyses hyaline, 

 cylindric, almost equal, up to 40 X 6 H-- 



Uredo Meliosmse n. sp. 



On Meliosma Wightii Planch., Hakgala, April, 1917. 



Sori hjrpophyllous, scattered, minute, circular, pale brown. 

 Uredospores oval, narrow-oval, or sub-pyriform, hyaline, 

 strongly echinulate, 28-36 X 14-18 jx. Paraphyses hyaline, 

 capitate, up to 50 [>- high, 8 ^ diameter below, 25 [i diameter 

 above, or clavate, hooked at the apex ; apex thickened, pale 

 yellow-brown. 



Uredo Tephrosiae Rabh. 



On Tephrosia purpurea Pers., Jaffna, March, 1917. 



Uredo Cassiae-bicapsularis n. sp. 



On Cassia bicapsularis L., Peradeniya, February, 1917, 

 No. 5033 in Herb. Peradeniya. 



Sori hypophyllous, circular or elongated, cinnamon, on 

 irregular blackened areas, frequently along the veins. Uredo- 

 spores oval or globose, yellow-brown, minutely echinulate, 

 14-18 X 8-14 [x. 



Uredo Argyreiae n. sp. 



On Argyreia tiliaefolia Wight, Jaffna, March, 1917. 



Sori hypopliyllous, large, circular, up to 0"6 mm. diameter, 

 or larger by confluence, dark brown, surrounded by the 

 upturned epidermis. Uredospores rather dark brown, globose 

 or elliptic, thick- walled, outer layer of wall hyaline, echinulate 

 with short scattered hyaline spines, 28-40 X 28-32 ^. 



