BOTANICAL GAZETTE. 393 
sane illustrations in the second part do not compare favorably with those 
= e first. The figures of the structure of the pollen-grain and the embryo 
are much too small for clearness, and some of the figures of apparatus are 
he practical exercises, which form a se i 
) é ; } parately-paged appendix to the 
volume, will serve a good purpose in the laboratory work of the student. They 
re 
a large number which require only a little skill and less apparatus. 
The second volume of “Gray’s Betanical ext-Book” is a worthy com- 
panion to the first one by Dr. Gray himself. 
sna on the Flora of Western and Southern Teras By Dr. ‘i 
rom Proc. U.S. Nat. Museum. Sept. 23-30, 1885. pp. 
Since 1880 Dr. Havard has been stationed at several posts, and has also ac- 
i iti i te i rt is di- 
Havard, U.S. A. 
85. 
aaa coast; mountains; salt lakes basin. Part II is m d 
is on the plants known to have useful or baneful properties, or to be of value 
sree curiure or industry. A!together, it is a careful and epereneaey| report, 
and forms a valuable contribution to our knowledge of the botany of a very 
interesting region, 
The toh apeng dad Flora of the Miami Valley, Ohio. By A. P. Morgan. 
ournal of the Cincinnati Soc. Nat. Hist. 1885. 
There are before us three papers, a continuation of 
From the 
the Mycnlogie Flora of 
ard work, and work 
er 
a menomycetes, and have been delayed in their distribution unti 
i of the bulky genus Polyporus. This genus, like the genus Ag 
Agaricini, includes most of the Order. Ashort paper will contain the remain- 
ing six genera : 
e paper on P i t attempt to give a systematic account o 
per on Polyporus is the first attemp g ae unlike the fleshy 
=~ Species of any region of the United States. The Polyport, 
Sarici, are mainly leathery or oody plants, on which account they are easily 
io have been liberally sent abroad by collectors. The nati Amer- 
h he dried specimens, and 
lean species, therefore, have been chie t 
y named from U 2 
Sp nsequence is an extensive synonymy, which it will take a long time yet 
ar up. : 
The species of P i ted in the arrangement 
Saag olyporus, in these papers, are presente 
4 Fries, in the second ition of the 4 icrisis, this answering almost as well for 
oh ophey for the European species, and not in the arran ment of the ae 
@ of Fries, which would probably be necessary Tor @ ull account of the Poly- 
Perel of the United States. 
of the latter, h f i Js. Seven 0 species 
D, und in other lands. | > 0 pec: 
Were first fouaad hi ‘the Miami Valley, by Mr. Lea, and published in the a 
M Catalogue in 1849; and although Mr. Morgan’s researches have doub 
t. Lea’s list, he has been able to add but three new species. 
