PLATE III 
1 
Fig. 
1. Phragmidium rubi, Pers., teleutospore ; mag. 
2. Triphvagmium ulmariae, Pers., teleutospore germinatiag and 
producing secondary spores ; mag. 
3. Milesia polyypodu. White, teleutospores ; mag. 
4. Puccinia pfuni, Pers., teleutospore ; mag. 
5. Mescspore of same ; mag. '' 
6. Cronartium rihicolum, Deitr., column of teleutospores sur¬ 
rounded at the base by uredospores ; mag. 
7. Teleutospoies of same, one germinating ; mag. 
*7. Xenodochus cavbonarivs, Schl., teleutospore ; mag. 
8. Rostrupia elymi, Lagerh., section through a sorus of teleuto¬ 
spores ; mag. 
9. Teleutospore of same ; mag. 
10. Uredospore of same ; mag. 
11. Endophyllum sempevvivi, Lev., teleutospore germinating ; mag. 
12. Calyptospora goeppertiana, J. Kuhn, ascigerous condition 
causing swellings on stems of cowberry ; somewhat reduced 
in size. 
13. Teleutospores of same in epidermal cells of host-plant, some 
are germinating ; mag. 
14. Aecidium stage of same, on leaves of silver fir ; about nat. size. 
15. Aecidia of same; mag. 
16. Chain of aecidiospores of same ; mag. 
17. Teleutospore of Utomyces fahae, Cooke. 
