ANNALS OF BOTANY, Vol. XX. 
No. LXXVII, January, 1906, contains the following Papers and Note: — 
Plowman, A. R. — The Comparative Anatomy and Phylogeny of the Cyperaceae. With Plates I 
and II and two Figures in the Text. 
Blackman, V. H., and Fraser, Miss H, C. I.— Further Studies on the Sexuality of the Uredineae. 
With Plates III and IV. 
Buller, A. H. R.— The Enzymes of Polyporus squamosus, Huds. 
Pond, R. H.— The Incapacity of the Date Endosperm for Self-digestion, 
Ewart, A. J. — The Influence of Correlation upon the Size of Leaves. With two Figures in the Text. 
Humphrey, H. B. — The Development of Fossombronia longiseta, Aust. With Plates V and VI 
and eight Figures in the Text. 
NOTE. 
Scott, D. H., and Maslen, A. J. — On the Structure of Trigonocarpon olivaeforme. 
No. LXXVIII, April, 1906, contains the following Papers and Note : — 
Vines, S. H. — The Proteases of Plants. IV. 
Thiselton-Dyer, Sir W. T.— Morphological Notes. With Plates VI I-IX. 
Worsdell, W. C. — The Structure and Origin of the Cycadaceae. With seventeen Figures in 
the Text. 
Hill, T. G. — On the Seedling-Structure of certain Piperales. With Plate X and three Diagrams 
in the Text. 
BEER, R. — On the Development of the Spores of Helminthostachys zeylanica. With Plates XI 
and XII, 
Salmon, E. S. — On Oidiopsis taurica (Ldv.), an endophytic member of the Erysiphaceae. With 
Plates XIII and XIV. 
Ewart, A. J., and Mason-Jones, A. J. — The Formation of Red Wood in Conifers, With 
Plate XV. 
Stapf, O. — The Statices of the Canaries of the Subseetion Nobiles. L 
NOTE, 
Ridley, H. N.— On the Foliar Organs of Monophyllaea. 
