(ix ) 
Report of the General Assistant on the Plantations 337 
Schedule of Expenditures during 1899 397 
Report of the Committee on Patrons, Fellows and Members... gor 
Report of the Treasurer 412 
Report of the Scientific Directors 414 
Botanical Contributions: 
The Roots and Mycorhizas of some of the Monotropacee, 
by D. T. MacDougal and Francis E. Lloyd (Plates 10, 
II, 12) 419 
Some new Grasses from the Southern States, by Geo. V. 
Nash 429 
A new 7r¢setum from Michigan, by Geo. V. Nash............ 437 
The Genus Bumelia in North America, by John K. Small.. 437 
Descriptions of new North American Thorns, by N. L. Brit- 
ton 
447 
