95 



Sept. 1^07] Proposed Genera of P hy corny cetes. 205 



18. Gymnosporangium Juniperi-virginianae Schw. 

 Teliospores on Juniperus virginiana L. sown on Mains coronaria 

 (L.) Mill. 



19. Gymnosporangium globosum Farl. Teliospores on 

 Juniperus virginiana L. sown on Crataegus Pringlei Sarg., Sorbus 

 americana Marsh., and Malus coronaria (L.) Mill. 



B. Species reported now for the Urst time. 



1. Melampsora Lini (Link) Desmaz. Teliospores on 

 Linum usitatissimum L. sown on L. Lewisii Pursh and L. usita- 

 tissimum L. 



2. Uromyces Silphii (Syd.) Arth. Teliospores on J uncus 

 tenuis Willd. sown on Silphium perfoliatum L. 



3. Gymnosporangium Nelsoni Arth. Teliospores on 

 Juniperus scopulorum Sarg. sown on Amelanchier canadensis 

 (L.) Medic, and Sorbus americana Marsh. 



Distributed September ia, 1907 '. 



