P/wao-ui idiu m. 225 



v> 



Uredospores — Sori rounded, soon naked, yellowish orange, often 

 confluent. Spores globose, elliptical, or ovate, echinulate, 

 yellow, 18-30 X 15-25/X. 



Teleutospores — Sori black, small, loose, round, scattered over the 

 whole leaf. Spores verrucose, apex attenuated into a hyaline 

 point, IO-I2/A long, base rounded, dark brown, cells seven 

 to nine, 80-100 X 2 5-3o/a. Pedicels bulbous, very long, 



lOO-IIO/A. 



Synonyms. 



Schrot, loc. at, p. 353. Winter, Inc. cit, p. 228. 



Lycoperdon subcoriicatum. Schrank. in Hoppe's Bot. Taschb., 

 1793, p. 68. 



Uredo effusa, Strauss. Grev., " Flor. Edin.," p. 439 ; "Scot. 

 Crypt. Flor.," t. 19. Johnst., " Flor, Berw.," vol. ii. p. 199. Berk., 

 "Eng. Flor.," vol. v. p. 381, in part. 



Uredo aiirea. Burton, "Midi. Flor.," vol. ii. p. 725. 



Uredo rosce, D. C. Grev., "Flor. Edin.," p. 348. Berk., 

 " Eng. Flor.," vol. v. p. 381, 



Piiccinia rosce. Grev., "Flor. Edin.," p. 428 ; "Scot. Crypt. 

 Flor.," t. 15. Burton, "Midi. Flor.," vol. iii. t. 28, No. 1551, 

 p. 301. Johnst, "Flor. Berw.," vol. ii. p. 193. 



Coleosporiiim pingiie, Lev. Cooke, " Hdbk.," p. 520 ; " Micro. 

 Fungi," 4th edit., p. 217. 



Coleosporium jniniatum, Vqxs. Cooke, "Micro. Fungi," 4th 

 edit, p. 217. 



Lecythea rosce, Lev. Cooke, " Micro. Fungi," 4th edit., p. 221, 



t iii. fig. 37. 



Aregma 7nucrotiatum, Fries, Berk., "Eng. Flor.," vol. v. 

 p. 385 ; " Outl.," p. 329. Grev., t 15. 



Phragmidium bidlatum, West. Cooke, " Micro. Fungi," 4th 

 edit., p. 202. 



Phragmidhini mucronatum., Fries. Cooke, " Hdbk.," p. 490 ; 

 "Micro. Fungi," 4th edit, p. 201, t. iii. fig. 38. 



Exskcati. 

 Cooke, i. 17; ii. 66, 98. Vize, "Fungi Brit," 2, 40, 138; 

 " Micro. Fungi Brit.," 450. Baxter, 37. 



On Rosa canina, ceritifolia. 

 June to October. 



Q 



