( 6 ) 



(5) Structure of Organs. ^^°^ 



Berggbek, S. — Formation of Roots in Austral Coniferx 986 



WiQANi), A. — Swellings on the Roots of Papilionaceie 987 



TsoHiROH, A. — Root-tiibers of Leguminosse 987 



St. Gheokghiefp — Structure of Chenopodiacese 987 



Callme, a. — Biaxial Shoots of Carex _ 987 



Sablon, Leclero DU — Development of the Suckers of Tliesium humifusum .. •• 987 



Engelmann, T. W. — Colour of Coloured Leaves 988 



SoRAUER, P, — Yellow Spots on Leaves 989 



Caduba, H.—Bud-scahs 989 



HcxLEY. T. H.— Gentians 989 



Kronfeld, M. — Inflorescence of Typha 989 



Dennebt, E. — Axis of the Inflorescence , 989 



13ESSEB, F. — Comparative Anatomy of Flower- and Fruit-stalks 990 



EssEB, P.~Blossom on Old Wood 990 



Meehan, T. — Stipules and Petals .. •• •• •• 991 



Zatti, C. — Amyloid Corpuscles in Pollen-grains •• •• 991 



Lubbock, John — Forme of Seedlings and the causes to which they are due .. .. 991 



/3, Physiologry, 



(1) Reproduction and Germination. 



Oliveb, F. W. — Pollination of Pleurothallis ornatus 992 



(2) Nutrition and Growth. 



Pbingsheim, N. — Conditioiis of Assimilution .-. 992 



ScHOLTZ, M. — Influence of Stretching on the growth of Plants 993 



Abeschocg, F. W. C. — Reproduction of parts of Plants 991 



- (4) Chemical Changes (including Fermentation). 



Emmebung, A. — Formation of Albumen in Plants 994 



DiAKOSOW, N. W. — Theory of Fermentation 995 



Delpino, F. — Alcoholic fermentation 995 



Lintneb, 0. J. — Chemical nature of Diastase ., 995 



y. General. 



WiLLE, N. — Adaptation of Plants to rain and deio .. .. 995 



Kraus, C— Bleeding 996 



Bachs's (J. von) — Vegetable Physiology 996 



B. CRYPTOGAMIA. 



Kbonfeld, M. — Symhiosis of a Bacterium and Alga 996 



Crjjrptogaiaia Vascularia. 



BowEB, F. O. — Apospory .. .. .. .. 996 



Gaedineb, W., & ToKCTABO Ito — Structure of Mucilage-cells of Blechnum occi- 



dentate and Osmunda regalis 997 



ViNGE, A. — Leaves of Ferns 998 



Muscineee. 



Philibert — Fructification of Grimmia Hartmanni 998 



Cabdot, J. — Spliagnacess of North America .. .. , 998 



Algae. 



Agabdh, J. G.—Siphonese 908 



Noll, F. — Growth of the Cell-wall and other phenomena in iJie Siphonese .. .. 999 



Lagerheim, G. — Fresh-water Chietomorphas .. .... ^ .. 999 



Coulter, S. — Sensitiveness of Spirogyra to shock.. 999 



Reinsch, p. F. — Gynandrous Vaucheria .. .. .. .. 1000 



NoBDSTEDT, O. — Fresh-water Algx of New Zealand 1000 



Imhof, O. E. — Pores in Diatom-valves . . . . 1000 



Xiicheiies. 



MoBiNi, F. — Apoiheda of Lachnea theleboloides 1 000 



ZovF, Yf.— Double Lichen 1001 



Bachmann, E. — Microchemical reactions of Lichens 1001 



„ „ Emodin in Nephroma lusitxinica .. 1001 



WiLLEY, H. — Introduction to the Study of Lichens 1001 



