The 
Plant World 
a jmaga?tne of popular TBotaup 
VOLUME 8 
NUMBER 10 
OCTOBER, 1905 
Containing 
The Defences of the Cock-spur Thorn. Dr. R. Ct. Leavitt ..... 23g 
Outlines for the Observation of some of the Common Fungi. (Con¬ 
clusion.) Professor George F. Atkinson . . . ..... 245 
Needed Improvement in Experimental Work in Schools. Jean 
Broadhurst.... . 255 
Variations in Trillium. Lester B. Gary .............. 257 
Editorial ..... .. ... 259 
The Teachers Department: 
The Vitality of Seeds ... 260 
Raising Com in the Laboratory .......... . ... 260 
Catching Fish with Intoxicating Plants ............ 262 
A Cheap and Simple Root-cage ................ 262 
Experiment in Photosynthesis ............ . . . 263 
Reviews : 
GoebePs Organography of Plants, English Translation. Balfour 263 
Robison’s Outlines of Field Studies of Some Common Plants . . 265 
Comstock’s My Own Book of Three Flowers which Blossom in 
April ... . ......... ........... 264 
Lancaster, Pa. & New York 
Copyright, 1905, by Francis Ernest Lloyd. 
Entered as Second-Class Matter February q, iqoj, at the Post-Office, at Lancaster, Pa., under the 
Act of Congress of March 3, i8jq. 
