( 5 ) 
PAQB 
Beck V. Mannagetta, G. Eitter — Floating Organs of Neptunia oleracea .. .. 202 
Seignette, A.—Tuherrles 203 
Seignette, L., & P. Maury — Tubercles of Stachys tuberifera 204 
JoHOw, F. — Non- chlor aphyllous Eumus-plants 205 
Celakovsky, L . — Graminese and Cyperacex 206 
Physiology. 
(1) E-eproduction and Germination. 
Klebs, G . — Physiology of Reproduction 206 
JoFiNSON, T . — Nursing of the Embryo 207 
EXthay, E . — Fertilization of the Vine 208 
Magnijst, a . — Sexuality of LycJinis vespertina 208 
Moltsch, H . — Cause of the Direction of Growth of Pollen-tubes 209 
H ECKEL, E , — Physiological Resear (dies on the Germination of Seeds 209 
(2) Nutrition and Growth (including- Movements of Fluids). 
Breal, E . — Fixation of Nitrogen by Leguminosw 209 
Muntz, A , — Absorption of Nitrogen by Plants from the Soil 209 
ViLLE, S . — Relation between the Physical Characters of Plants and the Richness of 
the Soil 209 
Meehan, T. — Wave-growth of Corydalis sempervirens 210 
Vries, H. be— H eredity of Torsion 210 
(4) Chemical Changes (including Respiration and Fermentation). 
Peeffer, W , — Process of Oxidation in Living Cells 210 
Laurent — Formation of Glycogen in Beer-yeast 210 
Chrapowtcki, W . — Formation of Albuminoids in Plants containing Chlorophyll .. 2ll 
Schulze, E . — Formation of Cane-sugar in Etiolated Seedlings 211 
Bourquelot, E . — Fermentation .. 211 
y. General. 
Delpino, F . — Myrmecophilous Plants 212 
Just, L., & H. Heine — Injury to Vegetation from Gases 212 
Ludwig, F. — Botanical Work of Lacustrine Nations .. .. ,, .. 212 
B, CRYPTOGAMIA. 
Cryptogamia Vascularia. 
Guignard, L . — Antherozoids of Mareileacew and Equisetacese 212 
Treub, M . — Embryogeny of Lijcopodiacew 213 
Langer, A . — Lycopodium Spores 213 
Cohn, F . — Apospory in Ferns 214 
Lachmann, J. P . — Boots of Ferns ,, .. .. 214 
Klinggraeff, H. V . — Hybrid Ferns and Mosses 214 
Muscineae. 
Buaithwaite’s British Moss-flora 214 
Rabei^horsPs Cryptognmic Flora of Germany (Musci) 215 
Eussow, E . — Species of Sphagnum 215 
Characeae. 
Hy, L’Abbe — Characese 215 
Nordstedt, O . — Pericarp of Characege 2)5 
Algae. 
Reiske’s Atlas of German Seaweeds 216 
Moebius, — New Algx from Brazil 216 
Murray, G . — Marine Algw of West Indies 217 
Helm, S . — Division of Micrasterias denticulata 217 
Eothi'Letz, a . — Sphserocodium .. .. 217 
Dangeard, P. a . — Polyblepharidese 217 
WiTTRocK & Nordstedt’s Algse aquae dulcis 218 
