62 
Mr. Ernst A. Bessey, in 1897. The type set of this expedition 
and also that of Mr. J. H. Flodman are deposited in the herba- 
rium of the Garden. The first eietan in this region was made 
by Lewis and Clarke, in 1803-1806, and although further explo. 
rations have been in progress for nearly a century, the author 
slopes of the Rocky mountains, 268 on the eastern side of the 
range only, 520 on the western side only, 42 arctic species 
above 3,000 meters, and 659 are endemic. This book is 
special interest as the first critical presentation of the Rocky 
ountain flora. 
The Macmillan Company announces the publication of an in- 
troduction to the study of botany by Dr. D. T. MacDougal, un- 
der the title of “« Nature and Work of Plants.” 
Bulletin No. 5, of the Garden, was issued March 3oth, ¢ 
pleting Vol. 1. of i sae The current number contains i 
following papers in Sos to the official see of the organi- 
zation : The Roots and J hi f Some of the Mone ns 
Dr. D. T. MacDougal and Professor ay E. Lloyd 
New Grasses from the Southern States, by Mr. George V. ‘Nee 
A new Trisetum from Michigan, by Me. ee V. Nash; The 
Genus Bumelia in North America by Dr. J. K. Small; and De- 
scriptions of new North American Thorns by Dr. N. L. Britton. 
ACCESSIONS. 
LABORATORIES. 
6 dissecting microscopes. 
12 old microscopes illustrating cores of development of this instrument, collec- 
tion of Mr. C. F. Cox. (Given by Mr, Cox.) 
: Leitz miscrosopes, HIc, ae 
‘omplete. 
1 Leitz traveling miscroscope. 
3 Richards themograp! 
1 flash lamp, professional. 
1 Edinger projection apparatus. 
