386 MINNESOTA BOTANICAL STUDIES. 



1128. Schultze, E. A. Five Species of Triceratium. Jour. 

 N. Y. Mic. Soc. 2:110. pi. J^, 5. J11886. 



Figures of specimens of the Barbadoes material. 



1129. . A Descriptive List of Staten Island Diatoms. 



Bull. Torr. Bot. Club. 14:69-73. x>l. 66. Ap. 14:109-114. pi 

 69. Jel887. 16: 98-104. p7. ^C*. Apl889. 



A description of 45 Naviculas and 3 species of Stauroneis. 



1130. . Note on a Variety of Asteromphalus 



roperianus Grev. Bull. Torr Bot. Club. 14:96. My 1887. 



1131. . Sjmedra pulcholla Kuetz. var. abnormis 



Macchiati. Bull. Torr. Bot. Club. 16: 164, 165. i/ 8Jel889. 



. See Kaiii, C. H. and Schultze, E. A. 



1132. Scoresby, W. Color of Sea-water. —(Am. Jour. 

 Sci. Arts. 6:198, 199. 1823.) 



1133. Seaman, W. H. Mounting Mediums with High 

 Refractive Indices. Am. Mo. Mic. Jour. 7: 21-24, F1886. 



1134. . Remarks on Particular Relations of certain 



Marine Algae.— (Am. Mo. Mic. Jour. 8:19. Jal887.) 



From paper read before the Washington Microscopical Society at the 

 52d meeting. 



1135. . The Microscopic Life of the District (of 



Columbia.)— (Am. Mo. Mic. Jour. II: 165. J11890.) 



Eead before the Washington, D. C, Microscopical Society May 13th. 



1136. Sedgewick, W. T. Recent progress in Biological 

 Water Analysis. Jour. N. E. W. W. Ass. S1889. 



1137; . Utilisation of Surface Water for Drinking 



—Purposes. Jour. N. E. W. W. Ass. 33-39. SL890.) 



1138. . A Report on the Biological Work of the 



Lawrence Experiment Station, including an account of Methods 

 employed and Results obtained in the Microscopical and 

 Bacteriological Investigations of Sewage and of Water. Mass. 

 St. Bd. Health. Rep. Water Supply and Sewerage. Part II. 

 795-862. 1890. 



1139. Seemaii, B. The Botany of the Voyage of H. M. S. 

 Herald, under the Command of Capt. Henry Kellett, R. N., 

 during the years 1845-51. Part I. 4to. 1-56. jjI. 1-10. London. 

 —(Am. Jour. Sci. Arts. II. 14:428. N1852.) 



Twelve algae recorded from different points in America. 



1140. Setcliell, W. A. Concerning the Structure and Devel- 

 opment of Tuomeya fluviatilis Harv. Proc. Am. Acad. Arts. 

 Sci. 25: 53-68. 1 pi. (9 Ap.) 1890.— (Jour. Roy. Mic. Soc. 1891: 

 378. Jel&91.) 



