INDEX. 
A. ORIGINAL PAPERS AND NOTES. 
Benson, Miss M. — Telangium Scotti, a new Species of Telangium (Calymmatotheca) showing 
Structure. With Plate XI and a Figure in the Text 
Blackman, V. H. — On the Fertilization, Alternation of Generations, and general Cytology of 
the Uredineae. With Plates XXI-XXIV 
Boodle, L. A. — On the Occurrence of Secondary Xylem in Psilotum. With Plate XXXIII 
and seven Figures in the Text 
Bower, F. O. — Ophioglossum simplex, Ridley. With Plate XV 
Burns, G. P. — Heterophylly in Proserpinaca palustris, L. With Plate XXXVIII . 
Cavers, F. — On the Structure and Biology of Fegatella conica. With Plates VI and VII and 
five Figures in the Text * 
Church, A. H. — The Principles of Phyllotaxis. With seven Figures in the Text . 
Darbishire, O. V. — Observations on Mamillaria elongata. With Plates XXV and XXVI . 
Engler, A. — Plants of the Northern Temperate Zone in their Transition to the High 
Mountains of Tropical Africa ........... 
Ewart, A. J. — Root-pressure in Trees 
Ford, Miss S. O. — The Anatomy of Psilotum triquetrum. With Plate XXXIX . 
Fritsch, F. E. — Algological Notes. No. 5 : Some points in the Structure of a young 
Oedogonium. With a Figure in the Text ......... 
Ganong, W. F. — An undescribed Thermometric Movement of the Branches in Shrubs and 
Tre6s. With six Figures in the Text . 
Gregory, R. P. — Spore-Formation in Leptosporangiate Ferns. With Plate XXXI and 
a Figure in the Text 
Hemsley, W. Botting. — O n the Genus Corynocarpus, Forst. Supplementary Note 
Hill, T. G. — On the Presence of a Parichnos in Recent Plants 
Lang, W. H. — On a Prothallus provisionally referred to Psilotum. With Plate XXXVII 
Lawson, A. A. — The Gametophytes, Archegonia, Fertilization, and Embryo of Sequoia 
sempervirens. With Plates I-1V 
The Gametophytes, Fertilization, and Embryo of Cryptomeria japonica. 
With Plates XXVII-XXX 
Massee, G. — A Monograph of the genus Inocybe, Karsten. With Plate XXXII . 
On the Origin of Parisitism in Fungi . . 
Mottier, D. M. — The Development of the Spermatozoid in Chara. With Plate XVII 
Oliver, F. W., and Scott, D. H. — On the Structure of the Palaeozoic Seed Lagenostoma 
Lomaxi, with a Statement of the Evidence upon which it is referred to Lyginodendron . 
Parkin, J. — The Extra-floral Nectaries of Hevea brasiliensis, Miill.-Arg. (the Para Rubber 
Tree), an Example of Bud-Scales serving as Nectaries. With Plate XVI . 
Pertz, Miss D. F. M. — On the Distribution of Statoliths in Cucurbitaceae .... 
Potter, M. C. — On the Occurrence of Cellulose in the Xylem of Woody Stems. With 
Plate VIII 
Reed, H. S. — A Study of the Enzyme- secreting Cells in the Seedlings of Zea Mais and 
Phoenix dactylifera. With Plate XX 
Salmon, E. S. — Cultural Experiments with * Biologic Forms’ of the Erysiphaceae . 
Scott, D. H. — On the Occurrence of Sigillariopsis in the Lower Coal-Measures of Britain 
See Oliver, F. W. 
Trow, A. H. — On Fertilization in the Saprolegnieae. With Plates XXXIV-XXXVI . 
Vines, S. H. — The Proteases of Plants . .......... 
Wager, H. — The Nucleolus and Nuclear Division in the Root-apex of Phaseolus. With 
Plate V 
PAGE 
l6l 
323 
505 
205 
579 
87 
227 
375 
523 
181 
589 
648 
631 
445 
179 
6 54 
57i 
4 i 7 
459 
319 
245 
321 
217 
653 
121 
267 
320 
519 
54i 
289 
29 
