1900] BOTRYTIS AND SCLEROTINIA 393 
POTATO DISEASE. 
BIBLIOGRAPHY, 
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. 
SMITH, W.G. (a) New form of disease in potatoes. Gard. Chron. N.S, 
14: 264. 1880. 
(6) Disease of potatoes. Nature 28:299. 1883. 
(¢) New disease of potatoes. Diseases of field and garden crops 15, 
2, Nature 28: 231. 1883. : 
- Witson, A.S. (a) Disease of potatoes. Nature 28: 343. 1883. 
(6) Potato disease. Gard. Chron. N.S. 20: 333- 1883. 
Biytt, A. Disease of potatoes. Nature 28: 367. 1883. 
. DE Bary, A. Loc. cit. 436. 
. COHN, F.  Illustr. landw. Ztg. 1887. 
- KIRCHNER, O. Die Stengelfaule, eine neue auftretende Krankheit der 
Kartoffeln. Wiirmtembergisches Wochenblatt fiir Landwirtschaft 
a°—. 1803. 
- Ritzema Bos, J. (z) Kurze Mittheilungen iiber Pflanzenkrankheiten 
und Beschadigungen in den Niederlanden in den Jahren 1892 und 
1893. Zeitschr. f. Pflanzenkrankh. 4:144. 1894. 
(4) Kurze Mittheilungen, etc., im Jahr 1894. Zeitschr. f. Pflanzen- 
krankh, 5: 286. 180c. 
SORAUER, P., Editor. Einige Notizen tiber die in den letzten Jahren in 
Deutschland aufgetretenen Krankheitserscheinungen. Zeitschr. f. 
Pflanzenkrankh, 5: 97. 1895 
10. REHM, H. Ascomyceten. Rabenhorst’s Kryptogamen Flora 13 : 803. 
- FRANK, A, B. Sclerotienkrankheit der Kartoffel. Loc. cit. 500. 
Kirchner (7) found potato plants which showed symptoms 
very similar to those in the lettuce, the stem rotting off just 
above the ground. Where the plants stood close together a 
“l$0rous growth of Botrytis cinerea appeared upon the affected 
Parts, to which the author attributes the disease. No sclerotia 
mete found. Ritzema Bos (8) found the same disease abundant 
In Holland, Cohn (6) notes a potato disease in Germany with 
very similar Symptoms, but found sclerotia which seemed to 
belong to Sclerotinia Libertiana. The same is stated as being 
abundant in Norway. A “new disease of the potato” has been 
described by Smith (1), Wilson (3), and Blytt (4). The dis- 
“ased plants became covered with a thick, felt-like growth of 
fungous mycelium, and in a short time stem and leaves read 
Completely destroyed. Immersed in the mass of mycelium 
[-) I An a w 
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