130 



INDEX 



Rust, Pliny on, 1 7 

 Theophrastus on, 15 



Savastano, 20, 96 



Schleiden, 34 



Schreger, 31 



Sclerotinia cinerea, Woronin on, 90 



fructigena, Woronin on, 90 

 Scott, 112 

 Scribner, 59, 104 

 Secret evils, 23 

 Selby, 106 

 Siebold, 42 

 Smith, 60, 61, 104 

 Sorauer, 57, 98 

 Sporodesmium exitosum, Kiilin on, 



48 

 Sprengel, 34 

 Steenstrup, 42 

 Stewart, 106, 113 



Sugar-beet, dry rot of, Frank on, 76 

 Sulfur, substitution for copper as 



fungicide, 112 

 Swingle, 60 



Taxonomic period, 25 

 Theophrastian period, 14 

 Theophrastus of Eresus, 15 

 Tree cement, Forsyth's, 30 

 Tulasne, 41 



Unger, 34 

 Ungerian period, 33 



characteristic features, 40 

 United States Bureau of Plant In- 

 dustry, founding of, 60 

 Government sanction of phy- 

 topathology, 62 

 Quarantine Act of 1912, 111 



VON AUERSBERG, 28 



von Ehrenfels, 29, 31 

 von Liebig, 45 

 von Werneck, 32 



Waite, 60, 67 

 Wakker, 61, 68 

 Ward, 17, 88, 100 

 Webber, 60 

 Wiegmann, 36 

 Woods, 60 

 Woronin, 88 



Yellow disease of hyacinths, Bur- 

 rill on, 61 



Zallinger, 28 

 Zallingerian period, 25 



characteristic features, 32 



