LIST OP DISEASES OF ECONOMIC PLANTS 



11 



Vogl. — P. Voglino. 

 Waite, M. B. 

 Wakker, J. H. 



Wallr. = Karl Friedrich Wilhelm Wail- 

 roth. 

 Weber, G. F. 

 Wehmer, C. 

 Weir = J. R. Weir. 

 Welch, D. C. 

 Went, F. A. 



West. = G. D. Westendorp. 

 Wetts. = Richard von Wettstein. 

 Whet. = H. H. Whetzel. 

 Wilcox, E. M. 

 Williamson, M. M. 



Wils. = G. W. Wilson. 



Wilson, M. 



Wingard, S. A. 



Wint. = G. Winter. 



Wolf = F. A. Wolf. 



Woll. = H. W. Wollenweber. 



Wor. = M. S. Woronin. 



Wormald, H. 



Wrob. = A. Wroblewski. 



Wulf. = Franz Xavier von Wulfen. 



Young, E. 



Young, P. A. 



Zeller, S. M. 



Zinssmeister, C. L. 



Zopf == Friederich Wilhelm Zopf. 



LIST OF DISEASES 



[An asterisk (*) shows that the name of the host given differs from that appearing in Standardized 

 Plant Names; nonpar. = nonparasitic; undet. = undetermined.] 



ABIES. 



A. amabilis, cascade fir. 



Calyptospora columnaris (Alb. and Schw.) Kuehn, leaf blister rust. Wash. 

 Dimerosporium sp., sooty mold. Wash. 



Echinodontium tinctorium Ell. and Ev., brown stringy rot. Wash., Oreg. 

 Fomes annosus Fr., white spongy rot. Wash. 

 F. pinicola Fr., brown crumbly rot. General with host. 

 Hypoderma robustum Tub., needle cast. Oreg. 

 Hypodermella abietis-concoloris Dearn., needle cast. Oreg. 

 Melamp sorella elatina (Alb. and Schw.) Arth. 

 Polyporus schweinitzii Fr., red-brown butt-rot. Oreg. 

 Pucciniastrum pustulatum (Pers.) Diet., leaf blister rust. Wash. 

 Razoumofskya douglasii (Engelm.) Piper, mistletoe. Wash. 

 R. occidentalis abietina (Engelm.) Coville, mistletoe witches'-broom. Oreg. 

 Uredinopsis copelandii Syd., leaf blister rust. Wash., Oreg. 

 U. pteridis Diet, and Holw., rust. Wash. 

 A. balsamea, balsam fir. 



Calyptospora columnaris (Alb. and Schw.) Kuehn, leaf blister rust. North- 

 ern States. 

 Fomes pinicola Fr., brown crumbly rot. N. Y. 

 F. roseus (Alb. and Schw.) Fr., brown pocket rot. General within range of 



host. 

 Lophodermium nervisequium (DC.) Rehm, needle cast. Adirondack region. 

 Melampsora americana Arth., rust. Vt., Mich., Wis. 

 Melampsorella elatina (Alb. and Schw.) Arth., rust witches'-broom. New 



England, N. Y., Lake States. 

 Nectria cucurbitula Fr., bark canker. N. Y., Pa. 

 Polyporus schweinitzii Fr., red-brown butt-rot. General with host. 

 Pucciniastrum pustulatum (Pers.) Diet., leaf blister rust. Wis., Mich. 

 Trametes pini (Brot.) Fr. {Fomes pini (Thore) Karst.), honeycomb rot. 



Common. 

 Uredinopsis sp. {Peridermium balsameum Pk.), leaf blister rust. N. H., 



N. Y., Pa., Wis., Minn., Wash. 

 A. concolor, white fir. 



Calyptospora columnaris (Alb. and Schw.) Kuehn, leaf blister rust. Oreg., 



Calif. 

 Echinodontium tinctorium Ell. and Ev., brown stringy rot. 



Western States. 

 Fomes officinalis Fr., reddish brown-rot. Western States. 

 F. pinicola Fr., brown crumbly rot. General in range of host. 

 Herpotrichia nigra Hartig, matting. Calif. 



Hypodermella abietis-concoloris Dearn., needle cast. Colo., Oreg. 

 Lophodermium nervisequium (DC.) Rehm, needle cast. Oreg., Calif. 

 Melampsora americana Arth., rust. Colo. 

 Peridermium ornamentale Arth., rust. Oreg., Calif. 



Common in 



