Urocystis. 287 
Caoma colchici. Schlecht., “ Linnea,” vol. i. p. 241. 
Urocystis colchici, Tul. Cooke, “ Hdbk.,” p. 5173; ‘‘ Micro. 
Fungi,” 4th-edit., p. 232. B. and Br., No. 485. 
Exstccatt, 
Berk., 309. 
On Colchicum autumnale. 
April to July. 
BIOLOGY.—See p. 68. 
Urocystis sorosporioides. Korn. 
Spore-masses black, in thick, flat pustules on the leaves, and in 
fusiform swellings on the stems. Spore-balls rounded, com- 
pact, opaque, 25-45 X 15-254. Teleutospores from three to 
six in number, roundish, compressed, dark brown, 12-16p in 
diameter. Pseudospores hemispherical, pale brown, equally 
distributed around the teleutospores, 7-10 in diameter. 
Synonyms. 
Schrot., Zoc, ci¢., p. 280. Winter, loc. cit, p. 124. 
_ Orocystis sorosporioides, Korn. Feckl., “Symb. Nach.,” vol. iti. 
p- 10. Cooke, “ Micro. Fungi,” 4th edit., p. 232. 
On Thalictrum minus, and its var. maritima. 
June to August. 
Urocystis gladioli. (Requien.) 
Spore-masses black within the corms. Spore-balls roundish, 
40-50 in diameter. Teleutospores rounded on the outer 
side, compressed on the inner, brown, 46m in diameter. 
Pseudospores very numerous, pale, brown, evenly distributed. 
Synonyms. 
Winter, /oc. cit., p. 121. 
Uredo gladioli, Requien. Duby, “ Bot. Gall.,” vol. ii. p. gor. 
Urocystis gladioli, Smith. Cooke, “ Micro. Fungi,” 4th edit., 
Pp. 232. 
On Gladiolus communis. 
