-*# LIST OFEK-- 
Pieridophyta and Spermatophyta of Northeastern North America 
The subscriptions to the official list prepared by a Committee of the Botanical Club, 
A. A. A. S., call for 380 copies. We have had 400 copies made and bound up at the 
alopd of $1.00 for paper binding and $1.25 for cloth binding. There remain a few 
en not yet taken. After these are sold, the list can only be had in the form of Me- 
moirs Torrey Botanical Club, Vol. V., at the regular price, or $3.00. 
EDITORS, 
Torrey Botanical Club. 
THE ANNUAL CATALOGUE 
OF THE 
Vienna Botanical Exchange Society 
Will be issued in December. It will contain about 4,000 names of spe- 
cles, forms and hybrids for exchange or sale, some of which have never 
been offered in any similar publication. The number of new species 
offered is large. It may be obtained gratis by addressing the undersigned, 
Ts. DORF CER, 
Bureringe, 7, Vienna, Austria. 
JUST OUT. 
Gray’s Forest, Field and Garden Botany, 
Revised by Bailey, $1.30. Postage, 15 cents. 
Lister’s Mycetozoa, 70 plates, all American species included, $4.00. 
Postage, 18 cents. This is the latest monograph of the Myxomy- 
cetes yet produced. , 
Everything useful to Botanists. 
Cambridge Botanical Supply Co., 
CAMBRIDGE, MASS. _ 2 
WILLIAM WALES, Fort Lee, N. J., 
MANUFACTURER OF 
FIRST-CLASS MICROSCOPE OBJECTIVES. 
MICR OSCOPES FURNISHED OF ALL MAKES—ZENTMAYER’S AL- 
WAYS ON. HAND. INSTRUMENTS ORDERED IN NEW 
YORK. CITY SENT ON APPROVAL. 
DISCOUNT TO COLLEGES. 
