CRYPTOGAMIA FUNGI. 199 



When preserved for some time in the herbarium the colour 

 fades, a change which happens to many others of the yel- 

 low Uredines. 



9. U. Rosa, spots minute, rusty yellow, thickly scattered over 

 the lower surface ; capsules suboval. GREV. FL Edin. 438. 



Hob. On the leaves of the wild dog rose, but more com- 

 mon on those of garden roses. 



10. U. effttsa, spots bright reddish-orange, large, irregular, very 

 pulverulent ; capsules subglobose. GREV. Crypt. Fl. t. 19. ; FL 

 Edin. 439. U. aurea, PURT. Mid- Fl. ii. 725. 



Hab. On the leaves, veins, flower-stalks, and seed-vessels 

 of the burnet and dog roses, and on the meadowsweet, 

 common. 



11. U. Ruborum, spots golden-yellow, subcircular, becoming 

 effused ; capsules irregularly spherical GREV. Fl. Edin. 438. 



Hab. On the leaves of brambles, common. 



12. U. Potentilla, spots golden-yellow, scattered, irregular, be- 

 ^coming confluent ; capsules subspherical. GREV. FL Edin. 438. 

 U. Fragaria, PTJRT. Mid. FL iii. 299. 



Hab. On Potentilla fragaria, frequent ; and on Agrimonia 

 eupatoria. 



13. U. Akhemilke, spots fine orange colour, linear. oblong, ar- 

 ranged in a subparallel manner, becoming confluent; capsules 

 spherical. GREV. FL Edin. 439. 



Hab. On the under surface of small or young leaves of 

 lady's-mantle, frequent. 



14. U. caryophyllacearum, spots small, oblong, orange-yellow, 

 scattered, covered by the thin epidermis ; capsules oval LINK, 

 in WILD. vi. ii. 26. 



Hab. On the leaves of Stellaria graminea and Cerastium 

 viscosum in autumn, not common. 



15. U. vacciniorum, spots minute, orange-yellow, round, scat-, 

 tered; capsules very small, globular or ovate, often stalked. . 

 Cceoma vacciniorum, LINK, sup. cit. 1 5. 



