BIBLIOGRAPHY 
1. Kinney, L. F.: Garden Lettuce and Its Cultivation. Rhode Island Sta. 
Rpt. 10: 270, 1898. 
2. Philbroock, W. D.: Country Gentleman, 37: 134, 1872. 
3. Galloway, B. T.: Agricultural Science S: 304, 1894. 
4. Smith, R. E.: Bot. Gaz. 29: 369, 1900. Botrytis and Sclerotinia: Their 
Relation to Certain Plant Diseases and to Each Other. 
5. Humphrey, J. E.: The Rotting of Lettuce. Massachusetts State Sta. 
Rpt. 9: 219, 1892. 
6. Bailey, L. H.: Lettuce. Cornell Univ. Exp. Sta. Bui. 96: 387, 1895. 
7. Selby, A. D.: Lettuce Rot. Ohio Sta. Bui. 73: 221, 1896. 
8. Stone, G. E., and Smith, R. E.: “Drop” of Lettuce. Massachusetts Hatch 
Sta. Rpt. 9: 79, 1897. 
9. Stone, G. E., and Smith, R. E.: The “Drop” of Lettuce. Massachusetts 
Hatch Expt. Sta. Rpt. 10: 55, 1898. 
10. Stone, G. E., and Smith, R. E.: Further Consideration in Regard to the 
. “Drop” in Lettuce. Massachusetts Hatch Sta. Rpt. 11: 149, 1899. 
11. Garman, H.: A Method of Avoiding Lettuce Rot. Kentucky Exp. Sta. 
Bui. 81: 3, 1899. 
12. Hume, H. H. Florida Expt. Sta. Rpt. 1901: 91. 
13. Ramsey, H. J. Wisconsin Sta. Rpt. 21: 279, 1904. 
14. Stevens, F. L.: Report of the Biologist. North Carolina Sta. Rpt. 30: 
16 and 66, 1907. 
15. Stevens, F. L.: A Serious Lettuce Disease. North Carolina Sta. Press 
Bui. U h 
16. Hutt, W. N.: Lettuce Growing in North Carolina. Dept, of Agr. Bui., 
Sept., 1907. 
17. Stone, G. E., and Smith, R. E.: The Rotting of Greenhouse Lettuce. 
Massachusetts Sta. Bui. 69: 1900. 
18. Stevens, F. L.., and Hall, J. G.: Variation of Fungi Due to Environment. 
Bot. Gaz. XLV1II: 1-30, 1909. 
19. Saccardo, P.: Sylloge Fungorum 8: 196. 
20. Card, F. W., Blake, M. A., and Barnes, H. L. Rhode Island Sta. Rpt. 
1906: 159-175. Plate 7. 
21. Hills, J. H. Vermont Sta. Bui. 119. 
22. Selby, A. D. Ohio Sta. Circ. 57 and 59. 
23. DeBary. Bot. Zeit. M: 458, 1886. 
24. Wulff, T.: Ark. Bot. 8: No. 1-3, Art. 2, 18, Pis. 2, Figs. 4, 1909. 
25. We'sterdijk, J.: Med. u. h. Phytopath. lab. W. C. Scholton II Maart 1911. 
26. Stevens, F. L.: N. C. Exp. Sta. Bull. 217: 1911. 
