Xenodochus. 227 
Lecythea gyrosa, Berk. Cooke, “Micro. Fungi,” 4th edit., 
p. 222. 
Puccinia gracilis. Grev., “Flor. Edin.,” p. 428. Johnst., 
“Flor. Berw.,” vol. ii. p. 193. 
Aregma gracile, Grev. Berk., “Eng. Flor.,” vol. v. p. 358. 
Phragmidium gracile, Berk. Cooke, “Hdbk.,” p. 491; 
“ Micro. Fungi,” 4th edit., p. 201. 
Lixsiccatt. 
Cooke, i. 21, 64; ii. 68, 210. Vize, “ Fungi Brit.,” 4; “ Micro, 
Fungi Brit.,” 119. Baxter, 39. 
On Rubus ideus. 
July to October. 
XENODOCHUS. Schlecht. 
Teleutospores separate, pedicellate, cylindrical, multicellular 
(15-20); A&cidiospores in basipetal chains. 
Xenodochus carbonarius. Schlecht. 
A cidiospores—Sori orange-red, large, roundish, on the stems 
elongated. Spores in short chains, subglobose, orange-yellow, 
verrucose, 15-25 X 15-204. Paraphyses clavate, with traces 
of orange-yellow endochrome. a 
Teleutospores—Sori jet-black, thick, pulvinate, roundish, often 
confluent. Spores long, cylindrical or vermiform, often curved, 
cells ten to twenty, much constricted, generally smooth, 
except the terminal, which are slightly verrucose, dark brown, 
cells 15-204, the whole spore 250-300u long. Pedicels 
very short, persistent. 
SYNONYMS. 
Phragmidium carbonarium (Schlecht.). Winter in Rabh., 
“ Krypt. Flor.,” vol. i. p. 227. 
Xenodocthus carbonarius. Schlecht., “Linnea,” vol. i. p. 237, 
t. iii. fig. 3. B.and Br., No. 133. Currey, Micro. Jour., vol. v. 
t. 8, fig. 34. Cooke, ‘“‘ Hdbk.,” p. 489; “ Micro. Fungi,” 4th edit., 
p. 201, t. lil. fig. 29. 
