204 British UredinecE and Uslilaginece.. 



Exsiccati. 

 Cooke, i. 45. 



On Solidago virgaurea, 

 August and September.. 



Puccinia andersoni. B. and Br. 



Teleutospores — Spots epiphyllous, orbicular, surrounded by a brown 

 border. Sori hypophyllous, compact, minute, but crowded into 

 large circular patches, often almost concealed by the pubes- 

 cence of the leaf, dark violet. Spores oblong, fusiform, or 

 clavate, constricted, smooth, brown, upper cell often the darker, 

 apex rounded or conically thickened (8 to lo/x), 45-55 X 

 20/X. Pedicels long, stout, pale brown, 60-70 x 8-9/x. 



Synonym. 

 Puccinia andersoni. B. and Br., Ann. N^at. Hist.., No. 1464. 

 Cooke, " Micro. Fungi," 4th edit., p. 204. 



On Car dints heterophyllus. 



September and October. 



Den of Airlie, Scotland. Yorkshire ; Mr. Soppitt. 



Biology. — A very striking species. The sori are crowded together 

 in large round patches, often from i to 1.5 cm. in diameter; dark 

 violet in colour, and are without paraphyses. 



Puccinia umbilici. Guep. 



Teleutospores — Sori seated upon pallid spots, round, often circinat- 

 ing, convex, compact, then pulverulent, at length confluent in 

 large orbicular patches. Spores dark brown, not constricted, 

 smooth, globose or ovate, 28-30 x 24-26/^. Pedicels short, 

 hyaline. 



Synonym. 



Puccinia umbilici, Guep. Duby, " Bot. Gall.," p. 890. B. and 

 Br., Ann. Nat. Hist, No. 470. Cooke, " Hdbk.," p. 505 ; " Micro. 

 Fungi," 4th edit., p. 211, t. iv. figs. 80, 81. 



