INDEX 
A. ORIGINAL PAPERS AND NOTES. 
Adkinson, June. — S ome Features of the Anatomy of the Vitaceae. With Plate XV . 
Arber, Agnes.— O n the Structure of the Androecium in Parnassia and its bearing on the 
Affinities of the Genus. With Plate XXXVI and four Figures in the Text 
Baker, Sarah M. — Note on a New Treatment for Silver-leaf Disease in Fruit Trees . 
• — r : — Quantitative Experiments on the Effect of Formaldehyde on Living 
Plants. With Plates XXX and XXXI and four Figures in the Text 
Balls, W. Lawrence. — A pparent Fallacies of Electrical Response in Cotton Plants. With 
a . Diagram in the Text 
Bartlett, A. W. — Note on the Occurrence of an Abnormal Bisporangiate Strobilus of 
Larix europaea, DC. With two Figures in the Text ...... 
Beer, Rudolf. — S tudies in Spore Development. III. The Premeiotic and Meiotic Nuclear 
Divisions of Equisetum arvense. With Plates LI-LIII ...... 
Black, Caroline A. — The Morphology of Riccia Frostii, Aust. With Plates XXXVII 
and XXXVIII . 
Blackledge, L. Margaret. — V ariations in the NaCl Content of Non-halophytes 
Blackman, V. H., and Welsford, E. J. — Fertilization in Lilium. With Plate XII . 
Bose, J. C. — On Diurnal Variation of Moto-excitability in Mimosa. With seventeen 
Figures in the Text 
Bower, F. O. — Studies in the Phylogeny of the Filicales. III. On Metaxya and certain 
other relatively primitive Ferns. With Plates XXXII-XXXIV and two Figures in 
the Text 
Brenchley, Winifred E. — The Weeds of Arable Land. Ill 
Browne, Isabel. — A natomy of the Cone and Fertile Stem of Equisetum. A Correction 
Coburn, Hilda. — T he Fruiting of Catenella Opuntia 
Compton, R. H. — An Anatomical Study of Syncotyly and Schizocotyly. With forty-one 
Figures in the Text 
de Fraine, E., see Hill, T. G. 
Delf, E. M. — Note on an Attached Species of Spirogyra. With two Figures in the Text 
Eames, Arthur J. — The Morphology of Agathis australis. With Plates 1-IV and ninety- 
two Figures in the Text ............ 
Fraser, H. C. I. (Mrs. D. T. Gwynne-Vaughan). — T he Development of the Ascocarp 
in Lachnea cretea. With Plates XLII and XLIH 
Gluck, H. — Contributions to our Knowledge of the Species of Utricularia of Great Britain 
with Special Regard to the Morphology and Geographical Distribution of Utricularia 
ochroleuca. With Plates XLVII and XLVIII and seven Figures in the Text . 
Graham, Margaret. — S tudies in Nuclear Division of Preissia commutata. With Plates 
LIV and LV '. 
Griffiths, B. M., see West, G. S. 
Harper, Alan G. — Defoliation : its Effects upon the Growth and Structure of the Wood of 
Larix. With Plates XLIX and L and two Figures in the Text . . . . 
Hiley, W. E. — On the Value of Different Degrees of Centrifugal Force as Geotropic Stimuli. 
With Plates LVII and LVIII and three Figures in the Text 
Hill, Arthur W. — The Floral Mechanism of the Genus Sebaea. With Plate XXXV and 
two Figures in the Text 
Hill, T. G., and de Fraine, E. — A Consideration of the Facts relating to the Structure 
of Seedlings. With a Curve, two Diagrams, and one Figure in the Text . 
Holden, H. S. — On the Occlusion of the Stomata in Tradescantia pulchella. With a Figure 
in the Text 
Holden, Ruth. — S ome Fossil Plants from Eastern Canada. With Plates XXII and XXIII 
PAGE 
133 
49 1 
172 
411 
103 
575 
643 
511 
168 
hi 
759 
443 
141 
168 
167 
793 
366 
1 
553 
607 
661 
621 
719 
479 
257 
369 
243 
