150 
Journal of Mycology 
[Vol. 9 
Schneider, Albert. Contributions to the Biology of Rhizobia. 
II. The Mobility of Rhizobium mutabile. Bot. Gaz. 35: 
56-8. Jan. 1903. 
Schrenk, Hermann von. On the Blue Color of Coniferous 
Timber. [Abstract.] Science. N. S. 17:458. 20 Mar. 
1903. 
Schrenk, Hermann von. A Disease of the White Ash caused by 
Polyporus fraxinophilus. U. S. Dept. Agr. Bureau PL 
Industry, Bull. 32:1-20. PI. I-V. 28 Feb. 1903. 
Scutellinia chaetoloma Clements n. sp., ad lignum udum et ad 
acus Piceae. Bull. Torr. Bot. Club, 30:89. Feb. 1903. 
Scutellinia dispora Clements n. sp., ad lignum udum musco- 
sumque. Bull. Torr. Bot. Club, 30:90. Feb. 1903. 
Scutellinia heterospora Clements n. sp., ad terram muscosam. 
Bull. Torr. Bot. Club, 30:90. Feb. 1903. 
Scutellinia irregularis Clements n. sp., ad trabes putrescentes 
Piceae sub ponte. Bull. Torr. Bot. Club, 30:9o. Feb. 1903. 
Scytopezis Clements n. gen. [Ascomycetes. Est Urnula esti- 
pitata, excipulo parenchymatico.] Bull. Torr. Club, 30:87 
Feb. 1903. 
Scytopezis stellata Clements n. sp., ad ramum vetustum in terra 
muscosa sepultum. Bull. Torr. Bot. Club, 30:87. Feb. 
1903. 
Selby, A. D. On Cultures of the Leaf-spot of the Grape, Phyl- 
losticta labruscae Thiim. [Abstract.] Science, N. S. 
17:264. 13 Feb. 1903. 
Senecio blitoides, host to Allophylaria senecionis Clements n. sp. 
Bull. Torr. Bot. Club, 30:88. Feb. 1903. 
Sepedonium macrosporum Peck n. sp., on some small Clavaria. 
Bull. Torr. Bot. Club, 30:99. Feb. 1903. 
Sepultaria heterothrix Clements n. sp., in terra foliosa populeti. 
Bull. Torr. Bot. Club, 30:91. Feb. 1903. 
Shear, C. L. Range of Variation in Eutypella glandulosa 
(Cke.) E. & E. [Abstract.] Science, N. S. 17:257. 13 
Feb. 1903. 
Sheldon, John L. Cultures of Empusa. [E. grylli.] Jour. 
Appl. Micr. and Lab. Meth. 6:2212-20. PI. I-II. Mar. 1903. 
Shoemaker, Eva May and Waggoner, Alvin. Flies as Carriers 
of Bacteria. [A laboratory study]. School Science, 3:16- 
20. April 1903. 
