1896.] Botany. 823 
Some Characteristics of a Fresh-water Insular Flora. By Conway 
MacMillan, 
Some Problems in Sporophyll Transformation among Dimorphic 
Ferns. By G. F. Atkinson. ‘ 
A Species of Eleocharis New to North America. By N. L. Britton. 
In the election of officers for the ensuing year, the following were 
chosen: John M. Coulter, Chicago, President; Charles S. Sargent, 
Brookline, Vice-President; Arthur Hollick, Brooklyn, Treasurer ; 
Charles R. Barnes, Madison, Secretary ; Benjamin L. Robinson, Cam- 
bridge, and Frederick V. Coville, Washington, Councillors. 
The Botanical Section (G) of the American Association for the Ad- 
vancement of Science. An unusually large number of papers were read 
before the Section, and it is not too much to say that in point of im- 
portance they fully maintained the high average of recent years: 
1. The Relation of the Growth of Leaves to the CO, "r the Air. By 
D. T. MacDougal. 
2. Directive Forces Operative i in Leaf Rosettes. By R. N. Day. 
3. On Crataegus coccinea and its segregates. By N. L. Britton. 
4. The Distribution of the species of Gymnosporangium in the South. 
By L. M. Underwood and F. S. Earle. 
5. Morphology of the Canna Flower. By L. H. Bailey. 
6. A Comparison of the Flora of Erie Co., Ohio, with that of Erie 
Co., New York. By E. L. Moseley. 
7. The Significance of Simple and -Compound Ovaries. By C. E. 
Bessey. 
8. On the Bacterial Flora of Cheddar Cheese. By H. L. Russell. 
9. The Terminology of Reproduction and Reproductive Organs. 
By C. R. Barnes. 
10. A Comparative Study of the Development of some Anthracnoses 
in Artificial Cultures. By Bertha Stoneman. 
11. The Development of Vascular Elements in the Primary Root of 
Indian Corn. By W. W. Rowlee. 
12. Some Remarks on Chalazogamy. By J. M. Coulter. 
13. The Habits of the Rarer Ferns of Alabama. By L. M. Under- 
od. 
14. On the Stem Anatomy of Certain Onagraceae. By Francis 
Ramaley. 
15. The Point of Divergence of Monocotyledons and Dicotyledons. 
By C. E. Besse 
16. Notes on the Pine Inhabiting Species of Peridermium. By L. 
M. Underwood and F. S. Earle. 
