Tele PLANT YORLD, 
An Illustrated Monthly Journal of Popular Botany, 
Edited by F. H. KNOwLTon, Ph. D., CHARLES L. POLLARD, A. Mz 
With the january number 7he /%an/ Ilor/d enters upon its third year, nearly 
double in size and otherwise much improved. The articles are of wide-spread, popu- 
lar interest and are written in non-technical language. Numbered among our contrib- 
utors are some of the most eminent of American botanists and amateurs. 
A special feature of Volume III will be an 8-page supplement issued with each 
number, containing a profusely illustrated, popular account ot The Families of Flow= 
ering Plants, w hich will be the finest American presentation of the results of the mod- 
ern study of these groups. By its aid the isolated student and amateur may become 
familiar with the groups of flowering plants of the world. Other features will be articles 
on early American botanists, plants in their relation to each other and to their sur- 
roundings, notes, news, book reviews, etc., etc. 
Subscription price, including supplement, one dollar per year. Extra copies of 
supplement, five cents each. 
Address all communications to 
The Plant World Company, 
P. O. Box 334, Washington, D. C. 
Send for sample copy, mentioning this publication. 
THE AsA GRAY BULLETIN 
Edited by 
THOMAS A. WILLIAMS, C. L. SHEAR, and others. 
A bi-monthly Journal of Botany, devoted to the interests of 
Teachers, Students and Amateurs. Especial attention is given 
to EDIBLE AND PoIsSONOUS MUSHROOMS AND OTHER CRYPTO- 
GAMS. Each number contains a full page plate illustrating our 
North American fungi. Subscription 50 cents per year. A copy 
of Dr. Burt’s “ Kky TO THE GENERA OF BASIDIOMYCETES,” with 
each NEw subscription. Write for special clubbing rates. 
Sample copy free. Address, 
THE ASA GRAY BULLETIN, 
Tacoma Park, D. C. 
