22 BULLETIN" 1366, U. S. DEPARTMENT OE AGRICULTURE 



ANT RRHINUM. 



A. ma jus, snapdragon. 



Colletotrichum antirrhini F. C. Stewart, anthracnose. General east of Miss, 



River. 

 Corticium vagum Berk, and Curt., rot (of cuttings). X. Y. 

 Fusarium sp., root and crown rot. Wash. 



Heterodera radicicola (Greef) Muell., root-knot. D. C, Miss., Nebr. 

 Phyllosticta antirrhini Syd., leaf-spot, damping-off. Mass., X. Y., Va.,. 



Ind., Minn. 

 Puccinia antirrhini Diet, and Holw., rust. General. 

 Pythium sp., stem-rot, damping-off. X. Y. 



Thielavia basicola (Berk, and Curt.) Zopf, black root-rot. X. J. 

 V erticillium alboatrum Reinke and Berth., wilt. Mass. 



APIUM. 



A. graveolens, celery. 



Bacillus carotovorus L. R. Jones (Erwinia carotovora (Jones) Com. S. A. B.)>- 



soft-rot. General. 

 Bacterium apii I. C. Jagger (Phytomonas apii (Jagger) Com. S. A. B.), 



bacterial leaf-spot. X. Y., Ind., Mich., Minn. 

 .Botrytis sp., gray-mold rot. X. Y., Idaho, Calif. 

 Cercospora apii Fresen., early-blight. General. 

 Corticium vagum Berk, and Curt., root-rot. General. 

 Fusarium sp., pink-root. Fla. 

 F. sp., root-rot. X. J., Fla., Ohio, Calif. 



F. sp., yellows. Conn., Mass., X. Y., X. J., Pa., Ohio, Mich., Ind., Minn. 

 Heterodera radicicola (Greef) Muell., root-knot. X. J., Va., X. C, S. C.„ 



Fla., Ark., Ind., Kans., Calif. 

 Phoma apiicola Speg., root-rot. Ohio, Mich. 

 Phyllosticta apii Hals., leaf-spot. X. J., Del. 

 Pythium debaryanum Hesse, damping-off. Conn. 

 Sclerotinia minor I. C. Jagger, drop. X. Y., Pa., Fla. 

 5. sclerotiorum (Lib.) Mass., foot-rot. General. 

 Septoria apii Rostr., late-blight. General 

 Bacterial heart-rot. East of Great Plains. 

 Black-heart, undet. X. Y., Pa., Fla., La,, Calif. 

 Crinkle, nonpar. Pa. 

 Hollow-stem, nonpar. Pa., Calif. 

 Mosaic, undet. Mass., X. Y., X. J., Ind., Minn. 

 *A. graveolens rapaceum, celeriac. 



Cercospora apii Fresen., early-blight. Conn. 

 Phoma apiicola Speg., root-rot, X. Y. 

 Septoria apii Rostr., late-blight. Conn., X. Y. 



AQUILEGIA. 



Aquilegia spp., columbine. 



Erysiphe polygoni DC, powdery mildew. Conn., X. Y., Ind., Ohio, 111-*- 

 Wis. 



Gloeosporium aquilegiae Thuem., leaf-spot, Tex. 



Puccinia clematidis (DC.) Lagh., rust. Ind., Mont., Colo., Ltah, Idaho,. 



Oreg., Wash., Calif. 

 Sclerotinia sclerotiorum (Lib.) Mass., crown-rot. Del. 

 Urocystis sorosporioides Koern., rust. L"tah. 



ARACHIS. 



A. hypogaea, peanut. 



Bacterium solanacearum EFS. {Phytomoyias solanaceara (EFS.) Com. 



S. A. B.), bacterial wilt. X. C. 

 Botrytis sp., stem-rot. Tenn. 

 Cercospora personata (Berk, and Curt.) Ell. and E\\, leaf-spot. General 



where crop is grown. 

 Corticium vagum Berk, and Curt,, stem-rot. X. C, Fla, 

 Fusarium vasinfectum Atk., wilt, Va., Ala. 

 Ozonium omnivorum Shear {Phymatotrichum omnivorum (Shear) Dug.), root-- 



rot. Tex. 

 Phoma sp., stem-rot. Ala. 



