[Contents.]
[List of Illustrations.] (In certain versions of this etext, in certain browsers, clicking on this symbol , or directly on the image, will bring up a larger version of the illustration.) (etext transcriber's note)



The prickly pear (Opuntia chlorotica santarita) of the desert in the American Southwest.
(This painting was kindly loaned by Dr. David Griffiths of the United States Department of Agriculture and reprinted here through the courtesy of the Journal of the International Garden Club, where it first appeared.)
Courtesy Journal of the International Garden Club

Popular Science Library

EDITOR-IN-CHIEF
GARRETT P. SERVISS
AUTHORS
WILLIAM J. MILLER HIPPOLYTE GRUENER A. RUSSELL BOND
D. W. HERING LOOMIS HAVEMEYER ERNEST G. MARTIN
ARTHUR SELWYN-BROWN ROBERT CHENAULT GIVLER
ERNEST INGERSOLL WILFRED MASON BARTON
WILLIAM B. SCOTT ERNEST J. STREUBEL
NORMAN TAYLOR DAVID TODD
CHARLES FITZHUGH TALMAN
ROBIN BEACH
ARRANGED IN SIXTEEN VOLUMES
WITH A HISTORY OF SCIENCE, GLOSSARIES
AND A GENERAL INDEX
ILLUSTRATED