Botany and Zoology. 129 
some hopes that, when better known, they may have to be reduced to 
not less than 67 species! As to phical distribution, the author 
y one 
Species ; and one more from the south has just come to light. 
2.) The Mississippi region, with one species. 
the North American species of Euphorbia ; which however, may not be 
published until after his return from Europe, where he is now occupying 
imself with various important botanical investigations. A. Ge 
_ 5. The Musci and Hepatice of the United States, east of the Missis- 
Sippi river ; by Wituram S. Suturvant. New York: George P. Put- 
Co. 1856. 8vyo, with 8 copper-plates—All who are now in- 
terested in the study of our AMosses and Liverworts, and the many, who, 
attracted by such an able guide, will yet enter this pleasant domain of 
botanical science, owe a large debt of gratitude to the author of this 
Pu wer 
| 
m 
Work, _Its geographical range is judiciously extended to the whole re- 
gion lying east of the Mississippi; a multitude of new and newly dis- 
covered species, both from the Northern and Southern States, have 
ome Bryo a 
above all, eight tables of copper plates, crowded with figures in illustra- 
rae of the genera, greatly enhance its value. These 1 
entire field of our lower Cryptogamia will be fairly open to the oe 
r know] pgs 
. 
Lichenes, Dr. Curtis for our Fungi, and Prof. Harvey for our Alger; tbe 
. 
| 
SECOND SERIES, VOL. XXIII, NO, 67.—JAN., 1857. 
17 ' 
