UREDINALES 



93 



LITERATURE. 



Saccardo. Sylloge Fungorum, 7 : 528-882; 9: 291-334; n : 

 174-230. 



Dietel. Die natiiilichen Pflanzenfamilien, i^-* : 24-81. 1897. 



Winter. Rabenhorst's Kryptogamen Flora Deutschlands u. 

 s. w. i^ : 



Plowright. A Monograph of the British Uredineae and Usti- 

 lagneae, 1-57, 105-271. 1889. 



Farlow. The Gymnosporangia or Cedar-apples of the United 

 States. Anniv. Alem. Boston Soc. Nat. Hist. 1-38. PL i, 2. 

 1880 



Thaxter. On certain Cultures of Gymnosporangium with Notes 

 on their Roestehae. Proc. Am. Acad. 22: 259-269 1887. 



Burrill [cS: Seymour]. Parasitic Fungi of IlHnois. Part I. 

 Uredineae. Bull. III. State Lab. Nat Hist. 2: 141-255. 1885. 



Dietel. Die Gattung Ravenelia. Hedvigia, 33: 22-69. /'/. 

 7-5. 1 894. 



Arthur & Holway. Uredineae Exsiccatae et Icones. (Current.) 



Two fascic'es of this series of specimens and illustrations have 

 appeared. They are of the greatest value to any one inves- 

 tigating the order. 



