138 British Uvedinee and Ustilaginee. 
Synonyms. 
Uromyces alliorum, D.C. Cooke, “ Grevillea,” vol. vii. p. 138; 
“Micro. Fungi,” 4th edit., p. 212. 
Uredo alliorum, T). C. Cooke, “ Micro. Fungi,” 4th edit., 
p. 217, in part. 
I am unacquainted with this species. 
IV. UROMYCOPSIS. Schrot. 
Having spermogonia, zcidiospores, and teleutospores, Uredospores absent. 
Uromyces behenis. (D. C.) 
Ecdiospores—Pseudoperidia in round, often confluent, circinate 
clusters, sometimes almost covering the affected leaf, slightly 
prominent, rather short, with broad, torn, whitish-yellow edges. 
Spores round or elongate, finely echinulate, orange-yellow, 
15—20m in diameter. 
Teleutospores—Sori dark brown, often occurring with the ecidia 
in small, roundish clusters, sometimes confluent, long covered 
by the epidermis. Spores elliptical or ovate, smooth, with 
rather markedly thickened summits, 25-40 X 17-25p- 
Pedicels very long, stout, persistent, hyaline or yellowish. 
Synonyms. 
Uromyces behenis, D.C. Winter in Rabh., “ Krypt. Flor.,” 
vol. i. p. 153. 
Ecdium behents, D.C. “ Encycl.,” vol. viii. p. 239. Berk., 
“Eng. Flor.,” vol. v. p. 372. Cooke, “‘Hdbk.,” p. 541; “ Micro. 
Fungi,” 4th edit., p. 197. 
Uromyces behenis, Lév. Cooke, “ Grevillea,” vol. vii. p. 134; 
‘* Micro. Fungi,” 4th edit., p. 213. 
LE-xstecatt. 
Baxt.,go. Cooke, i. 442. Vize, “ Fungi Brit.,” 167 ; “ Micro. 
Fungi Brit.,” 134. 
On Silene inflata, maritima. July to September. 
BioLoGy.—The mycelium causes considerable discoloration of 
the host-plant, the affected spots being sometimes yellow, sometimes 
