CONTENTS. xix 



BOTANY. 



GENERAL,, 

 Including- the Anatomy and Physiolog-y of Seed Plants. 



Cytolog-y, 

 Including- Cell-contents. 



PAGE 



Schmidt, E. W. — Spirogyra-cells under Action of Centrifugal Force 88 



Atkins, W. R. G., & G. O. Sherrard — Pigments of Fruits of Capsicum ,. ., 88 



Curtis, O. F., & R. H. UoLLET — Picro-nigrosin 207 



GuiLLiERMOND, A. — Chotidriome in Fungi and AJgm 396 



„ „ Chondriome in Algx and Fungi 482 



Structure and Development. 



Veg-etative. 



Blodgett, F. H. — Morphology of Lemna Frond 207 



SiFTON, H. B. — " Bars of Sanio " in Cycads 207 



SiNNOTT, E, W., & H. H. Bartlett — Coniferous Wood of Potomac Formation .. 396 



HOLDEN, RcTH — Cuticles of some Indian Fossil Conifers 397 



Plowman, A. B. — Comparative Anatomy of Box Elder (Negundo) 397 



Keiline, E. — Anatomy of Leaves of Bromeliacex 398 



MoLLiAKD, M. — Chemical and Histological Characters of Radish 398 



Lacoste, A. — Anatomy of Crotalaria 482 



RusHTON, W. — " Sanio's Bars" in Pinus 570 



HoFFSTADT, R. E. — Anatomy of Piper 570 



Jevfrey,'E.C., & R.D. CoLK— Anatomy of Driinys 571 



Breakwell, E. — Anatomy of Xeroyhytic Grasses 571 



Bailey, I. W. — Bordered Pits and Ascent of Sap 572 



Reproductive. 



GXTIGNARD, L. — Pollen-formation in Monocotyledons 208 



LiGNiER, O., & Adr. ToisON — Ovary of Ephedra 3H 



SocERES, R. — Embryology of the Cruciferie 311 



Chueoh, M. B. — Emhryogeny uf Cooper ia 572 



Socages, R. — Emhryogeny of Capsella 573 



I 2 ' 



