Explanation op Plate IX. 



59«. POCCINIA EARTHOI.OM4I Diet. 



On Bouteloua oligosta-hya (Nutt. ) Torr., from Kansas. 

 Five uredospores and nine teleutospores. 



596. PUCCIXIA BARTHOLOM.EI Diet. 



On Bouteloua obligostachya (Nutt.) Torr., from Nebraska. 

 One uredospore and five teleutospores. 



59<-. Puccini a bartholom^i Diet. 



On Bouteloua hirsuta Lag., from Nebraska. 

 Two uredospores and five teleutospores. 



59/. PUCCINIA BARTHOLOM.Iit Diet. 



On Atheropogon curtipendulus (Micbx.) Fourn., from Texas. 

 One uredospore and four teleutospores. 



59^. PUCCINIA BARTHOI.OM.EI Diet. 



On Leptochloa dubia Nees, from Mexico. 

 Four uredospores and three teleutospores. 



60a. PUCCINIA kansensis Ell. & Bdfth. 



On Bulbilis dactyloides (Nutt.) Raf., from Kansas. 

 Four uredospores and five teleutospores. 



