LIST OF SPECIFIC DISEASES OF PLANTS 425 



Carrot 



(Daucus carota, L.) 



Root-rot {Corlicium vagum, Bfi. & Cav., var. Solani, Burt.)- 

 Rot {Phoma sanguinolenla, Grove). 

 Soft-rot {Bacillus carotovoriis, Jones). 



Duggar, Fungous Diseases of Plants, p. 131 (1909). 



Catalpa 



{Catalpa hignonloides, Walt.) 



Leaf-blight {Macros porium catalpce, Ell. & Mart.). 



Descr. Illus., U. S. Dep. Agr., Rep. for 1887, pp. 364-365 (r888). 



Treat, (rec), U. S. Dep. Agr., Rep. for 1887, p. 366 (1888). 

 Leaf-spot {Phyllosticta catalpce, Ell. & Mart.). 



Descr. Illus., U. S. Dep. Agr., Rep. for 1887, pp. 364-365 (1888). 



Treat, (rec), U. S. Dep. Agr., Rep. for 1887, p. 366 (1888). 

 Soft Heart-rot {Polystictus versicolor (L.), Fr.). 



Stevens, Neil, Mycologia IV, p. 263 (September, 1912). 



Cedar 

 {Libocedriis; Thuya; Juniperus) 



Leaf-pit {Keithia thujina, Durand). 



Phytopath 6, pp. 360-363, 1916, on T. plicata. 

 Red-rot or "Pecky" Disease {Pomes carneus, Nees). 



Descr. Illus., U. S. Dep. Agr., Div. Veg. Phys. & Path., Bull. 21, pp. 16-20 (1900). 

 {Gymnosporangium globosum, Farl). 

 {Gymnos porangiimt junipcri-virginiance, Sch w. ) . 

 Rust 1 Nebr. Rep. i, pp. 103-127, pis. 13, map i (1908). 



{Gymnos porangi urn sabinm, Plowr). 



Duggar, Fungous Diseases of Plants, pp. 425-426. 

 White-rot {Polyporusjunipcrinus, v. Schr.). 



Descr. Illus., U. S. Dep. Agr., Div. Veg. Phys. & Path., Bull. 21, pp. 7-16 

 (1900). 

 \\'hitening {Cyanospora albiccdra:, Heald & Wolf). 



Celery 

 {Apium graveolcns, L.) 



Bacteriosis {Bacterium apii, Brizi). 



Descr. Illus., N. J. Agr. Exp. Sta., Rep. 12, 1891, pp. 257-258 (1892). 

 Cf. U. S. Dep. Agr., E.xp. Sta. Rec, IX-9, p. 850 (1898). 



