492 INDEX TO AMERICAN BOTANICAL LITERATURE 
Small, J. K. Rhabdadenia corallicola. Addisonia 4: 33, 34. pl. 137- 
30 Je 1919. 
Small, J. K. Urechites pinetorum. Addisonia 4: 21, 22. pl. 131. 
30 Je 1919. 
Smith, E. F., Jones, L. R., & Reddy, C.S. The black chaff of wheat. 
Science II. 59: 48. 11 Je 1919. 
Southworth, W. Twining in alfalfa. Jour. Heredity 10: 182. f. 12, 13- 
26 My 1919. 
Stakman, E. C. Destroy the common barberry. U.S. Dept. Agr. 
Farm. Bull. 1058: 1-12. f. 1-6. My 1919. 
Steil, W. N. Apospory in Pieris suleata L. Bot. Gaz. 67: 469-482. 
pl. 16, 17. 21 Je 1919. 
Stevens, F.L. An apple canker due to Cytospora. Illinois. Agr. Exp. 
Sta. Bull. 217: 367-379. f. 1-15. Mgitgr1g. [Illust.] 
Stevens, F.L. Porto Rican fungi, old and new. Trans. Illinois Acad. 
Sci. ro: 162-218. f. I-13. 1917. 
Includes Dimeriopsis, Hyalosphaera, Borinquenia, Dexteria, Monogrammia, and 
Microclava, gen. nov., and 53 new species in various genera 
Stevens, F. L., & True, E. Y. Black spot of onion sets. Illinois Agr. 
Exp. Sta. Bull. 220: 507-532. f. 1-19. My 1919. 
Describes Cleistothecopsts gen. nov. 
Tehon, L. R. Studies of some Porto Rican fungi. Bot. Gaz. 67: 
eat pl. 18. 21 Je 1919 
Ne ies are described in Méliole (4), Phyllachora (2), Stigmatea (1), Phaeo- 
Sphaerella 1. Coniothyrium (1), Pestalozzia (1), Acrothecium (1), and Trichostroma (1). 
Tracy, S. M. Rhodes grass. U. S. Dept. Agr. Farm. Bull. 1048: 
I-14. f. 1-3. ‘Je 1919. 
Trelease, W. The chestnut in I!inois. Trans. Itlinois Acad. Sci. 10: 
143-145. I987. 
Tuttle, G. M. Induced changes in reserve materials in evergreen 
herbaceous leaves. Ann. Bot. 33: 201-210. f. 1-7. Ap 1919. 
Waterman, W. G. Plant ecology and its relation to agriculture- 
Trans. Illinois Acad. Sci. 10: 123-129. 1917. 
Williams, R. S. The genus Desmatodon in North America. Bull. 
Torrey Club 46: 207-220. pl. 11. 8 Je 1919. 
Winslow, E. J. Early days of the American Fern Society. Am. Fern 
Jour. 9: 33-38. Jl 1919. 
Woodward, R. W. Some Connecticut plants. Rhodora 21: 114-116- 
Je 1919. 
