A Model Botanical Text.-Book 
LEAVITT'S OUTLINES OF BOTANY, i : $1.00 
With Gray's Field, Forest and Garden Flora, . 1.80 
With Gray's Manual of Botany, E . À : 2.25 
For the High School Laboratory and Class Room. 
By ROBERT GREENLEAF LEAVITT, A. M. of the Ames 
Botanical Laboratory. Prepared at the request of the Botan- 
ical Department of Harvard University. 
may be performed by schools with even simple apparatus. The in- 
structions for laboratory study are placed in divisions by themselves, 
preceding the related chapters of descriptive text. The book combines the 
best features of the newest methods with that lucidity and definiteness which 
have given Dr. Gray's text-books their extraordinary success. It pays special 
attention to ecology, but morphology and physiology are also fully treated. 
The illustrations number 384, and have been drawn with great care and 
accuracy. The appendix contains valuable suggestions for the teacher, and 
the index is very complete. 
T practical exercises and experiments have been so chosen that they 
American Book Company 
New York Cincinnati Chicago Boston 
HOME GROWN LILIES. 
Fresh from Beds. Wild Flowers, Hardy plants of all kinds. 
Send for catalogue. 
Е. Н. HonsrFoRp, Charlotte, Vt. 
1845 CONCORD NURSERIES, Concord, Mass. 1907 
Hardy and Oriental Trees, Roses, Shrubs, Perennials, Раеопіах, and Vines. 
Special attention given to the laying out of Estates and Oid Fashioned 
Gardens. HENRY MINOT PRATT, Proprietor, Boston Office. 53 State St., 
1165 Exchange Bldg. "Telephone connection. P. O. Box, 2647. 
CAMBRIDGE BOTANICAL SUPPLY COMPANY, 
WAVERLEY, MASS. 
BOTANICAL SUPPLIES OF EVERY DESCRIPTION. 
Samples of Driers and Mounting Papers sent on request. 
ASK FOR THE NEW CATALOG, NO. 53. 
PHYSIOLOGICAL APPARATUS, MICROSCOPIC MOUNTS, LANTERN SLIDES. 
Intelligent Service. Standard Material. Immediate Shipment. 
Advertisements of Nurserymen and Dealers in Botanical and other 
Scientific Publications are inserted in these pages at the following rates 
per space of 4 in. by 3-4 in. 1 year $4.00, 6 months $2.50. 
