ON LEGUMINOSA 101 
belong to U. Pisi has been proved by Jordi to be confined to that species 
and not to be transmissible to Pisum sativum or Lathyrus. It has been 
named by Magnus U. Fischeri-Eduardi, but is not known as British. 
DIsTRIBUTION: Europe generally; North America less 
commonly. 
15. Uromyces Phaseolorum De Bary. 
Ateidium Phaseolorum Wall. Fl. Crypt. Germ. ii. 256. 
Uredo appendiculata var. Phaseoli Pers. Syn. p. 222. 
Uromyces Phaseolorum De Bary, Ann. Sci. Nat. ser. 4, xx. 80 (1863). 
Cooke, Grevillea, vii. 135. 
U. Phaseoli Wint. Pilze, p. 157 (1884). Plowr. Ured. p. 122. York- 
shire Fung. FI. p. 186. 
U. appendiculatus Link, Obs. ii. 28. Sacc. Syll. vii. 535. Sydow, 
Monogr. ii. 120, Fischer, Ured. Schweiz, p. 19, f. 16. McAlpine, 
Rusts of Australia, p. 92, f. 306 (all pro parte). 
Nigredo appendiculata Arthur, N. Amer. FI. vii. 257 p.p. 
[Spermogones. In little clustars, whitish, then yellowish. 
Aeidiospores. Aicidia hypophyllous, clustered in little 
roundish groups 2—3 mm. wide on yellowish or brownish spots, 
cup-shaped, whitish, with a torn revolute margin; spores poly- 
gonal or oblong, densely and minutely verruculose, colourless, 
18—36 x 16—24 y.] 
Uredospores. Sori generally hypophyllous, on indistinct 
spots, scattered or in little clusters here 
and there, minute, soon naked, surrounded 
by the cleft epidermis cinnamon; spores 
subglobose to ovate, distantly but sharply 
echinulate, brownish.-yellow, 18—-28 x 18 
—22; epispore brownish-yellow, about 
1} » thick, with two germ-pores; contents pig 55. 1, Phaseolorum. 
colourless. Teleutospore and ure- 
Teleutospores. Sori similar, but con- BOERS: 
fluent, larger, amphigenous and blackish-brown; spores sub- 
globose to ovate, rounded above, with a wide germ-pore and a 
hemispherical hyaline papilla, smooth or rarely provided, espe- 
cially neav the apex, with a few hyaline warts, chestnut-brown, 
24—-35 x 18—25 «; epispore up to 34 yu thick; pedicels hyaline, 
rather thin, about as long as the spore. 
