30 MISC. PUBLICATION 499, :U. S. DEPT. OF AGRICULTURE 
Erysiphe cichoracearum DC., Fl. Franc. 2: 274. 1805. 
(See 1516.) 
Erysiphe graminis DC., Fl. France. 6: 106. 1815. Sacc. Syll. Fung. 
1:19. 1882. 
Erysiphe polygoni DC., Fl. Frang. 2: 273. 1805. Torrey Bot. Club 
Mem. 9: 174. 1900. 
Alphitomorpha communis Wallr., Gesell. f. Naturf. Freunde Ber- 
lin, Verhandl. 1:31. 1819. 
Alphitomor ‘pha pisi Wallr., Wetter. Gesell. Naturk. Neue Ann. 
1: 241. 1819. 
Alphitomorpha trifoliorum Wallr., Wetter. Gesell. Naturk. Neue 
Ann. 1: 238. 1819. 
Erysibe communis Ficinus and Schubert, Fl. Gegend Dresd. 2: 
304. 1823. 
Erysibe pist (DC.) Schroet., Cohn Kryptogam. Schles. 3: 236. 
1893. 
Erysiphe communis Duby, Bot. Gall. Syn. Plant. 2: 869. 1830. 
Erysiphe communis (Wallr.) Fr., Summa. Veg. Scand., p. 406. 
1849. Sacc. Syll. Fung. 1: 18. 1882. 
Erysiphe communis Léy., Ann. des Sci. Nat., Bot. (ser. 3) 15: 
ala tsve | 
Erysiphe communis f. leguminosarum Fr., Syst. Mycol. 3: 240. | 
1829. 
Erysiphe communis var. leguminosarum Lk. in Willdenow, Sp. | 
Plant. 6:.105. 1824. 
Erysiphe communis (Wallr.) Grev. f. leguminosarwm Pot., 
Kharkov Province Agr. Expt. Sta. Pub. 1: 225. 1916. | 
Erysiphe communis f. sp. medicaginis lupulinae Hammarlund, | 
Hereditas 6: 29. 1925. | 
Evrysiphe communis f. sp. medicaginis sativae Hammarlund, | 
Hereditas 6:29. 1925. 
Erysiphe communis f. sp. meliloti Hammarlund, Hereditas 6: 30. ; 
1925. | 
Evrysiphe communis f. sp. trifolii agrartti Hammarlund, Hereditas 
6:82. 1925. 
Evrysiphe communis f. sp. trifolii hybridi Hammarlund, Heredi- 
tas 6: 32. 1925. | 
Erysiphe communis f. sp. trifolit pratensis Hammarlund, Hered- 
itas, Geol. bOD5: ) 
Erysiphe communis f. sp. trifolii repentis Hammarlund, Hered- 
itas 6:32. 1995. 
Erysiphe communis f. medicaginis Diet. 
E’vrysiphe communis f. medi Blume. ; 
Erysiphe communis f. meliloti Rab. ; 
Erysiphe communis (Lév.) DBy. f. trifoli, Poetsch and Schie- 
dermayer, System Aiifzahl. Erzog., Oester., p. 188. 1872. 
Erysiphe communis f. trifolit Rab. 
Erysiphe marti Lév., Ann. des Sci. Nat., Bot. (ser. 3) 15: 166. 
L851. ace syile Fung. 1: 19. 1882. 
Er ysiphe martii Lévy. f. medicaginis Fckl., Symb. Mycol., p. 84. 
1869-70. 
Hate martit Lév. £. meliloti Fckl., Symb. Mycol., p. 84. 
1869-70. 
