292 Scientific Intelligence. 
(almost half as thick as it is wide), the second volume of the Report on 
the United States and Mexican Survey by Col. Emory, and it must be 
drawn by Riocreux, Sprague, and a few by Hochstein. Dr. Engelmann’s 
important memoir on the Cactace occupies 78 pages of letter-press and 
is adorned by 75 plates of surpassing excellence. is and its counter- 
wide south-western regions in a manner which must command universal 
admiration, and must assign to the author a high rank among the sys- 
tematic botanists of our day. The general Botany of the same expedition, 
by Dr. Torrey, founded upon one of the best collections ever made in 
such a journey, and illustrated by 25 plates, is worthy of equal praise. 
t all these memoirs are sadly marred by typographical errors. A 
these are prepense, and are caused by the depraved t ey FE 
the names of people with a small, instead of a capital initial letter; 
dwardsit, clarkii, ordii, henryi, and so on, usque auseu 
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humous distribution. A systematic catalogue of all the plants enumera- 
ted and described in these various Western Expeditions, or rather a com- 
plete catalogue of the species of the United States west of the 100th 
parallel of longitude, including those of the Mexican border, is now Very 
much wanted. 0 PA 
6. Cataloque of the Phenogamous and Acrogenous Plnnts contained 
in Gray’s Manual of the Botany of the Northern United States, adapted 
for marking desiderata in exchanges of specimens, ete. New York: Ivt- 
son & Phinney. 1859.—A help of this sort in making exchanges has 
often been asked for, and the enterprisi: ’s Manua 
have responded to the demand by publish o 
Jatalogue, for which office they deserve the best thanks of our scat- 
tered botanists. The species are numbered consecutively, from No. | 
