ANNALS OF BOTANY, Vol. XVII. 
Contains the following Papers and Notes: — 
Sargant, Miss E. — A Theory of the Origin of Monocotyledons, founded on the Structure of 
their Seedlings. With Plates I-VII and ten Figures in the Text. 
Darwin, F., and Pertz, Miss D. F. M. — On the artificial Production of Rhythm in Plants. 
With a note on the position of maximum heliotropic stimulation. With four Figures in 
the Text. 
Salmon, E. S. — A Monograph of the Genus Streptopogon, Wils. With Plates VIII, IX, and X. 
Marloth, R. — Some recent Observations on the Biology of Roridula. With a Figure in the Text. 
SPRAGUE, T. A — On the Heteranthus Section of Cuphea (Lythraceae). With Plate XI. 
Barker, B. T. P. — The Morphology and Development of the Ascocarp in Monascus. With Plates 
XII and XIII. 
Vines, S. H. — Proteolytic Enzymes in Plants. 
Allen, C. E.---The Early Stages of Spindle-Formation in the Pollen-Mother-Cells of Larix. With 
Plates XIV and XV. 
Willis, J. C., and Burkill, I. H. — Flowers and Insects in Great Britain. Part II. Observa- 
tions on the Natural Orders Dipsaceae, Plumbaginaceae, Compositae, Umbelliferae, and Cpr- 
naceae, made in the Clova Mountains. 
Miyake, K. — On the Development of the Sexual Organs and Fertilization in Picea excelsa. With 
Plates XVI and XVII. 
Howard, A. — On some Diseases of the Sugar-Cane in the West Indies. With Plate XVIII. 
Hill, T. G., and Freeman, Mrs. W. G. — The Root-Structure of Dioscorea prehensilis. With 
Plate XIX and a Figure in the Text. 
Arber, E. A. N. — On the Roots of Medullosa anglica. With Plate XX. 
Thiselton-Dyer, Sir W. T.— Morphological Notes. IX. A Kalanchoe Hybrid. With Plates 
XXI-XXIII. 
Oliver, F. W.— The Ovules of the older Gymnosperms. With Plate XXIV and a Figure in the 
Text. 
f Davis, B. M. — The Origin of the Archegonium. With two Figures in the Text. 
Tansley, A. G., and Chick, Miss E. — On the Structure of Schizaea malaccana. With Plates 
XXV and XXVI and a Figure in the Text. 
Boodle, L. A. — Comparative Anatomy of the Hymenophyllaceae, Schizaeaceae and Gleicheniaceae. 
IV. Further Observations on Schizaea. With three Figures in the Text. 
Willis, J. C., and Burkill, I. H. — Flowers and Insects in Great Britain. Part III. Observa- 
tions on the most Specialized Flowers of the Clova Mountains. 
Dale, Miss E. — Observations on Gymnoascaceae. With Plates XXVII and XXVIII. 
Vines, S. H. — Proteolytic Enzymes in Plants (II). 
Fritsch, F. E. — Further Observations on the Phytoplankton of the River Thames. 
Two Fungi, parasitic on species of Tolypothrix (Resticularia nodosa, Dang, and 
R. Boodlei, n. sp.). With Plate XXIX. 
Campbell, D. H.— Studies on the Araceae. The Embryo-sac and Embryo of Aglaonema and 
Spathicarpa. With Plates XXX, XXXI, and XXXII. 
Gwynne-Vaughan, D. T. — Observations on the Anatomy of Solenostelic Ferns. Part II. With 
Plates XXXIII, XXXIV, and XXXV. 
Hemsley, W. Lotting.— On the Genus Corynocarpus, Forst. With Descriptions of two new 
Species. With Plate XXXVI and two Figures in the Text. 
Scott, Rina. — On the Movements of the Flowers of Sparmannia africana, and their Demonstra- 
tion by means of the Kinematograph. With Plates XXXVII, XXXVIII, and XXXIX. 
Thiselton-Dyer, Sir W. T. — Morphological Notes. X. A Proliferous Pinus Cone. With 
Plate XL. 
NOTES. 
Hill, A. W. — Notes on the Histology of the Sieve-tubes of certain Angiosperms. 
Crossland, C. — Note on the Dispersal of Mangrove Seedlings. With a Figure in the Text. 
CAVERS, F. — Explosive Discharge of Antherozoids in Fegatella conica. With a Figure in the Text. 
Fritsch, F. E.— Algological Notes. IV. Remarks on the periodical Development of the Algae 
in the artificial Waters at Kew. 
Bower, F. O. — Note on abnormal Plurality of Sporangia in Lycopodium rigidum, GmeJ. With a 
Figure in the Text. 
Hemsley, W. B., and Rose, J. N. — Diagnoses Specierum Generis Juliania, Schlecht., Americae 
Tropicae. 
Hope, C. W.— Note to Article in the Annals of Botany, Vol. xvi, No. 63, September, 1902, on 
* ‘ The “ Sadd ” of the Upper Nile.’ 
Pearson, H..H. W.' — The Double Pitchers of Dischidia Shelfordii, sp. nov. 
Bower, F._ O. — Studies in the Morphology of Spore-producing Members. No. V. General 
Comparisons, and Conclusion. 
Oliver, F. W., and Scott, D. H. — On Lagenostoma Lomaxi, the Seed of Lyginodendron. 
Wigglesworth, Miss G. — The. Cotyledons of Ginkgo biloba and Cycas revoluta. With a Figure 
in the Text. 
Stopes, Miss M. C. — The ■ Epidermoidal * layer of Calamite roots. With three Figures in the Text. 
CONTENTS OF VOL. XVII, 
INDEX. 
