VOL. XVII. JULY, 1892. NO, 7 
THE 
BOTANICAL GAZETTE 
EDITORS: 
JOHN M. COULTER, University of Indiana, Bloomington, Ind. 
CHARLES R. BARNES, University of Wisconsin, Madison, Wis. 
J.C. ARTHUR, Purdue University, Lafayette, Ind. 
CONTENTS: 
On the genus Lindbladia, — George A. Rex, ae 
The tendrils of Passiflora carule. ea. (With plate XIV. sot: r. Mac Dongil, 205 
An apparatus as gees the periodicity of root-pressure. (With 
Plate XV. BOT, 
On the apical growth on se ste ad the development c of ‘the sporangium 
of Botrychium Virginianum. (With plate XVI.)—C. Z. Holtzman, . 214 
avons Soest and distributional researches, S05 ee 
in systematic h logy — der wood. é 
it beminephs flora of ome Th oie 
Mefet Articles. : eS yt: 
me fossils. Ervin I Bartow. eS ea ats 
Current Literature, a tare rare ge Dees cal Seg Ee i 
On Later : , 229 
— Ss Ce 
Sa ee 
Lissvuep JuLy 20.) 
Peat i INDIANA. 
LISHED BY THE EDITORS 
Tracy, Gibbs & Co,, Printers, Madison, Wisconsin. 
