1138 
Professor Twiss gave a general review of ae is known re- 
garding the occurrence of mitochondria in plant and animal 
cells and presented a brief summary of theories eens their 
function. e m: a demonstration of microscopical prepara- 
tissues of the corn plant and in the tissues of reproductive 
organs from the grasshopper. 
A. B. Stout, 
Secretary of the Conference 
NOTES, NEWS AND COMMENT 
The following botanists have recently registered in the library: 
r. H. Hus, New York, N. Y.; Professor Romyn Hitchcock, 
and Professor W. W. Rowlee, Ithaca, N. Y.; Miss Annie Lorenz, 
Hartford, Conn.; Dr. F. a Blake, and Dr. J. N. Rose, Wash- 
ington, D. C., Miss C. C. Haynes, Tightaiie N. J., and Dr 
John W. Harshberger, Sten Pa. 
Dr. Britton’s ‘Flora of Bermuda,” an octavo book of 585 
pages, with 519 text illustrations and a colored frontispiece, 
append in Mee it is published by cae Scribner’s Sons 
The descriptions and illustrations of all the native 
and naturalized flowering pene mosses, and hepatics of 
Bermuda, together with d the lower crypto- 
gams, that on ce lichens eoneributed . Professor Lincoln W. 
Riddle, of Wellesley College, that on the fungi by Dr. Fred J. 
Seaver, and that on the algae by Dr. Marshall A. Howe. The 
chapter on mosses was contributed by Mrs. Britton and that on 
the hepatics by Professor A. W. Evans of Yale University. In 
eat tion to the kinds of native and naturalized plants, brief 
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work i is perhaps | the most complete ce of all the plants 
of a small area that has ever been published. 
The series of water-color paintings illustrating structures 
needed e the further development of the New York Bo- 
