ON LEGUMINOSA: 97 
12. Uromyces Fabe De Bary. 
Uredo Fabae Pers. in Rém. Neu. Magazin, i. 93. 
Uromyces Fabae De Bary, Ann. Sci. Nat. ser. 4, xx. 72. Plowr. Ured. 
p. 119. Sace. Syll. vii. 531 p.p. Sydow, Monogr. ii. 103. 
Fischer, Ured. Schweiz, p. 65, f. 49—51. McAlpine, Rusts of 
Australia, p. 93, f. 307. 
Trichobusis Fabae Cooke, Handb. p. 508; Micr. Fung. p. 225. 
Uromyces appendiculatus Lév.; Cooke, Micr. Fung. p. 212, pl. vii. 
f. 149—150 p.p. 
Puccinia Fabae Link, referred by Cooke to this species, has no 
existence in nature (Handb. p. 508; Micr. Fung. p. 211). 
Spermogones. Hypophyllous, growing among the ecidia. 
Aicidiospores. Aicidia hypophyllous, seated on pale-yellow 
spots, solitary or in small round or elongated clusters, shortly 
cup-shaped, with a whitish, torn, revolute margin; spores 
densely and minutely verruculose, yellow, 14—22 yu. 
Uredospores. Sori amphigenous, scattered or circinate, girt 
by the ruptured epidermis, minute, pulverulent, pale-brown ; 
spores globose to ovate, distantly echinulate, at length pale- 
brown, 20—30 x 18—26 «4; epispore 14—24 yw thick, with three 
or four germ-pores. 
Teleutospores. Sori similar, but per- 
sistent and darker or blackish-brown; 
spores subglobose to obovate, rounded or 
truncate and thickened above, where the 
wall is dark and 7—11, thick, sometimes 
with a colourless papilla, smooth, brown, 
25—38 x 18—27 »; pedicels brownish, 
persistent, thick and as much as 40—70 w 
long. 
On leaves and stems of Fuba vulgaris, 
Lathyrus pratensis (?), Pisum sativum, 
Views Cracca, V. sativa, V. septum. Alcidia 
in April, May; uredospores from May, 
teleutospores from July onwards, lasting : : 
Fig. 49. U. Fabae. 
through the winter on the dead stems.  eleutospores on stem 
(Figs. 49—52.) of Broad Bean. 
One of the most widely spread of the Uredinales, occurring in every 
G. U. 7 
