PUBLICATIONS BY OFFICERS AND STUDENTS OF THE DEPART- 
MENT OF BOTANY, COLUMBIA UNIVERSITY 
1. MEMOIRS OF THE DEPARTMENT : 
Vol. 1. A Monograph of the North American Species of the Genus 
Polygonum (1895). By John Kunkel Small, Fellow in Botany, 1893- 
1895 ; Curator of the Herbarium, 1895-18y8. 
Quarto, 178 pages, 84 plates. Price $6.00. 
Vol. 2. A Monograph of the North American Potentilleae (189%). 
By Per Axel Rydberg, Fellow in Botany, 1896-7. 
Quarto, 224 pages, 112 plates. Price $6.00. 
2. CONTRIBUTIONS FROM THE DEPARTMENT: 
Vol. 1. Nos. 1-25. 1886-1892. Price $5.00. 
Vol. 2. Nos, 26-50, 1892~1894. Price $5.00, 
Vel. 3. Nos. 51-75. 1894-1895. Price $5.00. 
Vol. 4. Nos. 76-100. 1895-1896. Price $5.00, 
Vol. 5. Nos. 101-125, 1896-1897. Price $5.00. 
Vol. 6. Nos. 126-150. 1897-1898. Price $5.00. 
Vol. 7. Nos. 151-175. 1898-1901. Price $5.00. 
Vol. 8. Nos. 176-200. 1901-1902. Price $5.00. 
Vol. 9. Nos. 201-. 1903-(current). 
List of separate numbers available on application. 
3. A Text-book of General Lichenology (1896). By Albert 
Schneider, Fellow in Botany, 1895~1896. 
Octavo, 230 pages, 76 plates. Price $4.25 (cloth) ; $3.80 (paper). 
Published by Willard N. Clute & Co. Binghamton, N. Y 
The Department invites propositions relative to exchanges of her- 
barium material for any of the above named publications. Address 
Professor L. M. Underwood, Columbia University, N. Y. City. 
4. An Illustrated Flora of the Northern United States, Canada, and 
the British Possessions from Newfoundland to the Parallel of the 
Southern Boundary of Virginia, and from the Atlantic Ocean westward 
to the 102d Meridian (1896-1898). By Nathaniel Lord Britton, Profes- 
sor of Botany, 1891-1896 ; Emeritus Professor 1896-, and Hon. Addi- 
son Brown. 
Three volumes, royal octavo. Vol. 1, 612 pages; Vol. 2, 642 
pages; Vol. 3, 588 pages; 4162 figures in the text, illustrating every 
species described. cee: 
Published by Charles Scribner’s Sons, New York. Price, in cloth, 
$9.00 for the three volumes; with the indexes and keys bound separ- 
ately, $10.00. - 
5. Our Native Ferns and their Allies. (Sixth Edition) rgoo. By 
Lucien Marcus Underwood, Professor of Botany, 1896-. 
Duodecimo, 158 pages, 35 figures. Published by Henry Holt & 
Co., New York, Price $1.00. 
6. Moulds, Mildews, and Mushrooms. By Lucien Marcus Under- 
wood, Professor of Botany, 1896—. 
Duodecimo, 236 pages, 10 plates. Published by Henry Holt & 
Co. Price $1.50. : 
7. A Text-book of General Botany (1897). By Carlton Clarence 
Curtis, Assistant in Botany, 1892-1895 ; Tutor in Botany, 1895-. 
_. Octavo, 360 pages; 87 illustrations. Published by Longmans, 
Green & Co., New York. Price $3.00. 
