PAPERS ON BOTANY 167 



Saccardo, P. A. 



1S91 Cliromotaxia Seu Nomenclator Colorum. Padua. 



A chart to make comparable the use of colors. 



Lamson, H. H. 



1894. Sooty fungus. In Spraying apples and pears against fungi. 



N. H. Agr. Exp. Sta. Bui. 19, p. 9-13 inc. 



Symptoms of disease given. Reports effective control 

 on pears by spraying. 



Taft, L. R. and Davis, G. C. 



1895. Fruit Spot. {Phyllachora pomigena (Schw.) Sacc.) 



In The Pests of the Orchard and Garden. Mich. Agr. Exp. 

 Sta. Bui. 121, p. 22. 

 Noted as troublesome in Michigan. 

 Powell, G. H. 



1896. A fungous disease of the apple. Garden and Forest 9, p. 



474-475. 

 The term. Fly Speck, used to include both forms. 

 Claimed that the tissue around "disease" spots 

 shinks. Market value of affected fruit injured. 

 Beal, W. J. 



1897. Fly Speck. {Leptothyrium Pomi (Mont. & Fr.) Sacc.) 



(Ladrella Pomi) In Diseases of the Apple. Mich. Hort. 

 Soc. Rpt. 27, p. 180. 

 A popular description. Classed as a saprophyte. 

 Selby, A. D. 



1897. Sooty fungus and fly-speck fungus. Iti Some diseases of 



orchard and garden fruits. Ohio Agr. Exp. Sta. Bui. 79, 

 p. 133-134. 

 Names apples and pears as hosts. States both forms 

 are commonly found together on apple. Unable 

 to culture fungus. 

 Sturgis, W. C. 



1898. On the cause and prevention of a fungus disease of the 



apple. Conn. (New Haven) Agr. Exp. Sta. Rpt. 21, p. 

 171-175. 

 Reports on the morphology, host susceptibility, and 

 control methods necessary with respect to sooty 

 blotch. 



Beach, S. A., Lowe, V. H., & Stewart, F. C. 



1899. Sooty Blotch. Phyllachora pomigena (Schw.) Sacc.) 



Fly Speck. Leptothyrium pomi (Mont. & Fr.) In Com- 

 mon Diseases and Insects Injurious to Fruits. 

 N. Y. (Geneva) Exp. Sta. Bui. 170, p. 383-388. 

 Believe the "diseases" distinct, though associated. 

 State that pears also subject. Control measures 

 suggested. 



