INDEX 
A. ORIGINAL PAPERS AND NOTES. 
PAGE 
Barnard, J. E., and Macfadyen, A. — On Luminous Bacteria . 587 
Benson, Miss M. — The Fructification of Lyginodendron oldhamium. 
With a Figure in the Text 575 
Biffen, R. H.— Note on some Grafting Experiments . . .174 
Boodle, L. A. — On Lignification in the Phloem of Helianthus annuus 180 
Brebner, G On the Anatomy of Danaea and other Marattiaceae. 
With Plates XXII and XXIII, and Text- Figures 28 and 29 . 517 
Campbell, D. H. — Studies on the Gametophyte of Selaginella. With 
Plate XIX =419 
Copeland, E. B. — The Mechanism of Stomata. With Plate XIII . 327 
Dixon, H. H. — Resistance of Seeds to High Temperatures . . 590 
Farmer, J. B.,and Hill,T. G. — On the Arrangement and Structure 
of the Vascular Strands in Angiopteris evecta, and some other 
Marattiaceae. With Plates XVI, XVII, and XVIII, and a 
Diagram in the Text . . 371 
Ford, Miss S. O. — The Anatomy of Ceratopteris thalictroides (L.). 
With Plate VI, and eight Figures in the Text . . . 95 
F reeman, E. M. — Experiments on the Brown Rust of Bromes (Puccinia 
dispersa) .487 
Fritsch, F. E. — The Affinities and Anatomical Characters of Plagio- 
pteron fragrans, Griff. . .177 
Algological Notes. I. Observations on Species of 
Aphanochaete. With a Figure in the Text .... 403 
II. The Germination of the Zoospores in Oedogo- 
nium. With a Figure in the Text 412 
The Structure and Development of the young Plants 
in Oedogonium. With three Figures in the Text . . . 467 
Algological Notes. III. Preliminary Report on the 
Phytoplankton of the Thames 576 
Gager, C. S. — The Development of the Pollinium and Sperm-cells in 
Asclepias Cornuti, Decaisne. With Plate VII . . . 123 
Gwynne-Vaughan, D. T. — On an unexplained Point in the Anatomy 
of Helminthostachys zeylanica. With a Figure in the Text . 170 
Harvey-Gibson, R. J— Contributions towards a Knowledge of the 
Anatomy of the Genus Selaginella. Part IV. The Root. 
With Plates XX and XXI 449 
Hill, T. G. — On Secondary Thickening in Angiopteris evecta . . 173 
On Variation in the Flowers of certain Species of 
Primula. With a Figure in the Text ..... 317 
Hooker, Sir J. D. — A Sketch of the Life and Labours of Sir William 
Jackson Hooker. With Portrait ix-ccxx 
Hope, C. W. — The ‘Sadd ’ of the Upper Nile : its Botany compared 
with that of similar Obstructions in Bengal and American 
Waters. 495 
Lang, W. H. — On the Prothalli of Ophioglossum pendulum and 
Helminthostachys zeylanica. With Plates I, II, and III . 23 
Lomax, J. — On some New Features in Relation to Lyginodendron 
oldhamium . 601 
On the Occurrence of the Nodular Concretions (Coal 
Balls) in the Lower Coal Measures 603 
Macfadyen, A., and Rowland, S.— On the Suspension of Life at 
Low Temperatures 589 
Massee, G., and Salmon, E. S.— Researches on Coprophilous Fungi. 
II. With Plates IV and V 57 
Matthaei, G. L. C. — The Effect of Temperature on Carbon Dioxide 
Assimilation . . . . . . . . . 591 
