Uredo, 257 



Synonyms. 



Uredo miilleri. Schrot., " Krypt. Flor. Schl.," vol. iii. p. 375. 

 Uredo CBcidioides. I. Miiller, Rostp. der Rosa und Ricbusarten, 

 1886, p. 24, t. ii. fig. 12. 



On Riibiis friiticosHs. Haywood Forest, Hereford ; C. B. P. 

 Ireland ; Mr. Greenwood Pim. 

 October to November. 



Biology. — Miiller suggests that this may be connected with 

 Chrysomyxa albida. 



Uredo quercus. Brond. 



Sori hypophyllous, yellow, then orange, orbicular, minute, scattered 



or in clusters. Spores subglobose, echinulate, orange-yellow, 



15-25 X 12-15^. 



Synonym. 



Winter, loc. cit, p. 254. 



Uredo qitereus, Brond. Duby, " Bot. Gall.," vol, ii. p. 893. 

 Berk., " Eng. Flor.," vol. v. p. 383. Cooke, " Hdbk.," p. 526 ; 

 " Micro. Fungi," 4th edit., p. 216. 



Exskcati. 

 Berk., 239. Cooke, i. 281 ; ii, 76. Vize, "Fungi Brit.," 58; 

 "Micro. Fungi Brit.," 129. . 



On Quercus pediinculata. 



Uredo iridis. (Thiim.) 



Sori oval, linear, sometimes confluent, amphigenous, at first 

 covered, then naked, chestnut-brown. Spores profuse, mostly 

 globose, rarely oval or pyriform, nucleate, with two germ-pores, 

 brown, echinulate, 30-35 X 20-25^. 



Synonym. 

 Uromyces iridis (Lev.). Thiim., " Myco. Univ.," No. 2045. 



On Iris Jlavissima, spuria, ensata, decora, kifigii, pumila, fili- 

 folia, caucasica, iberica, tolmicana. In gardens. 

 June to September. 



S 



