INDEX 
A. ORIGINAL PAPERS AND NOTES. 
Arber, Agnes.—O n the Structure of the Palaeozoic Seed Mitrospermum compressnm (Will.). 
With Plates XXXV 1 I-XXXIX and two Figures in the Text. 
Balls, W. L.—The Mechanism of Nuclear Division. With Plate LIV and a Figure in the 
Text ............... 
Bancroft, C. K.—Researches on the Life-history of Parasitic Fungi. With Plate XXIV 
Benson, Margaret.—R oot Parasitism in Exocarpus (with comparative Notes on the 
Haustoria of Thesium). With Plate LV and four Figures in the Text 
Berridge, E. M.—Note on the Mesarch Structure of certain Vascular Bundles in the Cotyle¬ 
dons of some Scitamineae. With four Figures in the Text . 
Blomfield, J. E., and Schwartz, E. J.—Some Observations on the Tumours on Veronica 
Chamaedrys caused by Sorosphaera Veronicae. With Plate V . . . . 
Bower, F. O.—Studies in the Phylogeny of the Filicales. I. Plagiogyria. With Plates XXXII 
and XXXIII and five Figures in the Text ......... 
Brenchley, W. E.—The Influence of Copper Sulphate and Manganese Sulphate upon the 
Growth of Barley. With Plate XLVII and four Figures in the Text 
Brooks, F. T.—The Development of Gnomonia erythrostoma, Pers., the Cherry-Leaf-Scorch 
Disease. With Plates XLVIII and XLIX. 
- and Stiles, W.—The Structure of Podocarpus spinulosus, (Smith) R.Br. 
With Plate XXI. 
Buller, A. H. R.—The Function and Fate of the Cystidia of Coprinus atramentarius, together 
with some General Remarks on Coprinus Fruit-bodies. With Plates L and LI. 
Chandler, B.—Utricularia emarginata, Benj. With Plate XLIV ...... 
Chrysler, M. A.—The Nature of the Fertile Spike in the Ophioglossaceae. With Plates I 
and II and sixteen Figures in the Text ......... 
Cutting, E. M.—On Androgynous Receptacles in Marchantia. With five Figures in the 
Text ............... 
Davis, B. M.—Cytological Studies on Oenothera. II. The Reduction Divisions of Oenothera 
biennis. With Plates LII and LIII. 
de Fraine, E.—The Seedling Structure of certain Cactaceae. With eighteen Diagrams and 
nineteen Figures in the Text ........... 
-— see Hill, T. G. 
Digby, L.—The Somatic, Premeiotic, and Meiotic Nuclear Divisions of Galtonia candicans. 
With Plates LIX-LX 1 II. 
-- see Farmer, J. B. 
Drew, G. H.—The Reproduction and Early Development of Laminaria digitata and Laminaria 
saccharina. With Plates XIV and XV ......... 
Essed, E.—The Panama Disease (Preliminary Notice). With three Figures in the Text 
Evans, A. W.—Vegetative Reproduction in Metzgeria. With sixteen Figures in the Text 
Ewart, A. J., and Rees, B.—Transpiration and the Ascent of Water in Trees under 
Australian Conditions. With five Figures in the Text ... ... 
Farmer, J. B., and Digby, L.—On the Cytological Features exhibited by certain Varietal 
and Hybrid Ferns. With Plates XVI-XVIII. 
Fujir, K., see Stopes, Marie C. 
Georgevitch, P.—Preliminary Note on Apospory and Apogamy in Trichomanes Kaulfussii, 
HK. et Grew. With seven Figures in the Text ....... 
page 
49 1 
653 
359 
667 
485 
35 
4 2 3 
57 1 
585 
305 
613 
549 
1 
349 
631 
125 
727 
177 
488 
271 
85 
191 
233 
