PUCCINI.EI. 331 



1. Juniperi, Lk. (Plate 2, fig. 5.) On oommon juniper. 



158. PODISOMA, Lk. 



Peduncles extremely long, agglutinated by gelatine into a 

 common stem, spreading out above into a Clavariafovm mass. 

 Spores mostly uniseptate. 



1. Juniperi-eomnumis, Fr. On stems of common juniper. 



2. foliicolura, B. On leaves of common juniper. 



3. Juniperi-Sabinfc, Fr. (Plate 2, tig-. 4.) On stems of savinc. 



159. UREDO, Lev. 



Stroma composed of little irregular cells, forming a lenti- 

 form disc, whose surface is covered with many layers of cells, 

 each of which encloses a spore. Spores simple, always without 

 any appendage. 



* Spores more or less yelloio. 



1. Potentillarum, DC. On FotentiUce. 



2. Saxifragarum, DC. On Saxifrages. 



3. Filicnm, Desm. On Cystopteris, etc. 



4. pustulata, P. On Epilohia. 



5. Hyperieorum, DC. On Ili/perica. 



6. Caryophyllacearum, Johnst. On Slellariee. 



7. Quereus, BromJ. On oak. 



8. Vacciniorum, P. On V. Vitis-Idaa. 



9. confluens, P. On Mercurialis. 



10. Alliorum, DC. On AlUa. 



** Spores brown. 



11. Statices, Desm. On (lifTcrent species of S/n/ire. 



12. Circseae, J. and S. On Circcea. 



13. bifrons, Grev. On dock. 



