ase e JUST (ISSUED... . 
-AN ILLUSTRATED FLORA 
— OF THE — 
NORTHERN STATES AND CANADA, 
Westward to the 102d Meridian, including KANSAS and NEBRASKA. 
By Prof. N. L. BRITTON and Hon. ADDISON BROWN, 
with the assistance of SPECIALISTS in various groups. 
Every known Species, from the Ferns upward, separately described anew and FIG: 
URED. Cuts, over 4,000, With Keys to species and genera, the SyNONYMY, the 
English Names, the REVISED NOMENCLATURE, and revised SySTEMATIC SEQUENCE 
of Families, 
The First complete ILLUSTRATED Manual of Botany published in this country. 
For Students and all Lovers of Plants. 
Vol. I. now ready; royal 8vo, pp. XII.+612; figured species, 1425; uncolored, 
FERNS to CARPET-WEED. Vols. II. and III. will appear during 1897. 
Price, $3.00 per Volume. 
. Subscriptions may be sent to the publishers, 
Charles Scribner’s Sons, New York, 
or to Prof. Britton, Columbia University, New York. 
CHARACEAE OF AMERICA. 
The third fascicle of the Second (systematic) part of the Characeae 
of America is ready. It contains descriptions and etchings of the follow- 
ing, to continue previous descriptions: Vitel/a Leibergi sp. NOV. ; mu- 
cronata A. Br.; capitellata A. Br.; gracilis (Smith) Ag. (% ansilts 
Sp. nov.) ; ¢enuissima (Desv.) Coss. et Germ.; pygmaca A. Br.; mt 
nuta Allen (Maxceana sp. nov.) ; intermedia Ndst.; and Asa Grayana 
Schaffner. Price, $1.00. Part I. (general) is out of print. A new edi- 
tion will be prepared after the systematic part shall have been completed. 
T. F. ALLEN, 
10 East 36th St., New York City. 
MEMOIRS 
+» FROM THE ... 
Department of Botany of Columbia College 
VOLUME 1, 
A Monograph of the North American Species of the Genus 
Polygonum. By Dr. John K. Small. Quarto, pp. 178, 85 plates. 
Price, $6.00. For copies address, = 
PROF. L. M. UNDERWOOD, 
COLUMBIA UNIVERSITY, NEW YORK CITY. — 
