TABLE OF CONTENTS 
V 
No. 7, July, 1914 
(Issued 8 August, 1914) 
Investigations on the phylogeny of the Angiosperms. I. The 
anatomy of the node as an aid in the classification of Angio- 
sperms (with plates XXX-XXXV) . . . Edmund W. Sinnott 303 
Studies of the development of the Piperaceae. II. The structure 
and seed-development of Peperomia hispidula (with plates 
XXXVI-XXXVIII) Duncans. Johnson 323 
A -Gloeosporium disease of the spice bush. . . . J. J. Taubenhaus 340 
The origin and development of the lamellae in Coprinus micaceus 
(with plates XXXIX and XL) Michael Levine 343 
No. 8, October, 1914 
(Issued 31 October, 1914) 
Studies of the development of the Piperaceae. II. The structure 
and seed-development of Peperomia hispidula (continued 
from page 339) (with nine text figures and plates XLI- 
XLIII) Duncan S. Johnson 357 
On the correlation between somatic characters and fertility. 
II. Illustrations from Phaseolus vulgaris (with four text dia- 
grams) J. Arthur Harris 398 
The effects of acid and alkaline solutions upon the water relation 
and the metabolism of plants (with four text figures), 
Alfred Dachnowski 412 
No. 9, November, 1914 
(Issued 4 December, 1914) 
Investigations on the phylogeny of the Angiosperms. III. Nodal 
anatomy and the morphology of stipules (with plate XLIV), 
Edmund W. Sinnott and Irving W. Bailey 441 
Observations on the development and germination of the seed in 
certain Polygonaceae (with plates XLV-XLVIII), 
Edward F. Woodcock 454 
Some ecological adaptations of certain fern prothallia — Campto- 
sorus rhizophyllus Link., Asplenium platyneuron Oakes (with 
nineteen text figures and plates XLIX and L) . F. L. Pickett 477 
