20 MICHIGAN ACADEMY OF SCIENCE. 



8. Development of Mucilage Hairs in Brasenia peltata. A. N. Cody, Ann Arbor. 



9. Some Comparisons of the Huron and Red River Valley Floras. R. L, Waldron, 

 Ann Arbor. 



10. Report of Plant Distribution on the Flood Plain of the Huron River at 

 Ypsilanti. F. B. H. Brown, Ann Arbor. 



11. Some Changes Now Taking Place in a Forest of Oak Openings. Prof. W. J. 

 Seal, Agricultural College. 



12. Notes on Some Michigan Cyperaceae. Prof. C. F. Wheeler, Agricultural 

 College. 



13. Some New Michigan Plants. Prof. C. F. Wheeler, Agricultural College. 



14. Variations of the Prothallium in the pollengrain of Picea excelsa Link. Dr. 

 James B. Pollock, Ann Arbor. 



15. A Preliminary List of Michigan Saphrophytic Fungi. B. O. Longyear, Agri- 

 cultural College. 



IG. Monstrous Flowers of Epigoca repens from Northern Michigan. Chas. A. 

 Davis, Ann Arbor. 



17. Response of Roots to Chemical Stimuli. Anna L. Rhodes, Bay City. 



18. Effect of Some Liquids and Vapors on the Vitality of Seeds. J. W. T. Duvel, 

 Ann Arbor. 



19. Preservation of Seeds Buried in the Soil. J. W. T. Duvel, Ann Arbor. 



20. Development of the Macrosporangium of Yucca filamentoaa. H. S. Reed. 

 Ann Arbor. 



SECTION OF GEOLOGV A.Ni) GEOGRAPHY. 



(This section was organized at this meeting.) 



1. Ice Scorings in Southeastern Michigan. Illustrated with Lantern. Prof. 

 W. H. Slierzer, Ypsilanti. 



2. Methods of Geological Field Work in the Vermillion Iron Mining District. 

 Illustrated with Lantern. Edson S. Bastin, Ann Arbor. 



3. Boulders of Disintegration from the Dakota Sandstone of Eastern Kansas. 

 Illustrated with Lantern. D. C. Schaffner, Ann Arbor. 



4. The Cinder Buttes, Idaho. Prof. Israel C. Russell, Ann Arbor. 



5. Notes on the Giant Fossil Beaver, Castoroides ohioensis. D. C. Schaffner. 

 Ann Arbor. 



6. The Law Governing River Meanders. Prof. Mark S. W. Jefferson, Ypsilanti. 



7. Magnetic Ph'enomena Around Deep Wells. Dr. A. C. Lane, Lansing. 



8. A Remarkable Dust Shower. C. D. McLouth, Muskegon. 



9. B?aches of Arenac County. W. M. Gregory, East.Tawas, 



10. The Progress of the Detroit Rock Salt Shaft. Prof. W. H. Sherzer, Ypsilanti. 



11. How Grand River was Formed. Frank Leverett, Ann Arbor. 



SKCTION OF SANITARY SCIENCE. 



Vice President Hon. Frank Wells, Lansing. 



1. ■^''oT-k of the StPte B-^ard of Health for the Restriction of Consumption. Dr. 

 Henry B. Baker, Secretary State Board of Health, Lansing. 



2. Work of the Stite Board of Health for the Restriction and Prevention of 

 Smallpox. Mr. Wm. M. Force, Lansing. 



3. The Epidemic of Mild Smallpox. Dr. Guy L. Kiefer, Health Officer, Detroit. 



4. Outbreaks of Cowpox in Michigan. Dr. Chas. T. McClintock, Detroit. 



5. The Preparation and Use^ of Collodium Sacs. Dr. C. S. Gorsline. 



6. The Aeration of Milk. Prof. C. B. Marshall, Agricultural College. 



7. Trypanosome Infections. Mr. W. J. McNeal. 



8. Germicidal Action of Metals. Mr. G. D. K. Hendry. 



9. The Intracellular Toxin of the Dipththeria Bacillus. Mr. L. M. Gel'^ton. 



10. The Re ation of Pigmpnt Production by Certain Bioteria to the Chemical 

 Compos'tion of the Nutrient Substratum. S. D. Migers, Yp'^ilanti. 



11. The Chemistry of the Colon Bacillus. Miss M. F. Leach. 



