194 British UredinecF and UstilaoinecB. 



TricJiobasis impatiens, Rabh. Cooke, "Micro. Fungi," 4th 

 edit., p. 225. 



Pucdnia ?wU-tangeris, Corda. B. and Br., No. 1044. Cooke, 

 "Hdbk," p. 504; "Micro. Fungi," 4th edit., p. 210. 



Exsiccati. 

 Cooke, i. 44; "L. F.," 19. 



On Impatiens noli-me-tangere. 

 April to September. 



Puccinia anthoxanthi. Fckl. 



Uredospores — Sori elliptical or linear, dusky orange, soon naked. 

 Spores elliptical or ovate, finely echinulate, pale yellowish 

 brown, 20-30 X i5-20/x. Paraphyses hyaline, capitate. 



Teleutospores — Sori scattered, very small, mostly linear, dark 

 brown. Spores elliptical or subpyriform, slightly constricted, 

 sometimes rounded below, rarely cuneiform, summits thickened 

 or slightly apiculated, smooth, chestnut-brown, 25-40 X 15-20/x. 

 Pedicels long, firmly attached. 



Synonym. 



Puccinia anthoxanthi. Fckl., "Symb. Myc," vol. ii. p. 15. 

 Winter in Rabh., " Krypt. Fior.," vol. i. p. 180. 



Exsiccati. 

 Vize, " Micro. Fungi Brit.," p. 436; 

 On Anthoxanthum odoratum. 



Biology. — This is probably a heteroecious species, the life-history 

 of which has not yet been worked out. The uredospores are usually 

 mixed with a large number of capitate, hyaline paraphyses. 



Puccinia oxyriae. Fckl. 



Uredospores — Sori cinnamon-brown, roundish or irregular, crowded, 

 often confluent. Spores rounded or pyriform, finely echinu- 

 late, brown, with orange-yellow contents, 25-30 x 20-25/x. 



