INDEX. 
695 
Filter, Improved, for Microscopical Water 
Analysis, 229 
Fine Adjustment, 355, 535 
Evolution of the, 366 
Fink, 13., Embryology of Rumex, 619 
Finn, Frank, Whip-Snakes, 26 
Fischer, A., Bacillus fsecalis alkali genes, 
527 
— Fixation, Staining, and Structure of 
Protoplasm, 548 
Fischer, E., Uredinese, 66 
Fiscner, H., Inulin, 291 
Fischer, — ., Ocean Bacteria, 635 
Fish Disease caused by Bacterium vulgare, 
70 
Fish, P. A., Use of Acetone in Histology, 
448 
Fishes, Marine, Food of, 153 
Fissidens, Leaf, 512 
Fixing and Staining, Combined Method, 
452 
Flagella, Modification of Van Ermengem’s 
and Pitfield’s Methods l'or Staining 
Flagella, 235 
— Staining, 662 
Flagellata of the Upper Rhine, 167 
Flask for Preserving Fluid and Semifluid 
Nutrient Media, 665 
Fleischer, M., Fructification of Ephe- 
meropsis tjibodensis, 416 
Flemming Stain, Modified, 455 
Flemming, W., Structure of the Cell, 
578 
Flint’s Class Microscopes, 537 
Floral Axes, Symmetry, 406 
— Fibrovascular System of the Bicarpel- 
lary Gamopetalse, 170 
Floridese, Development, 59 
— Protoplasmic Body, 306 
Flour, Micro-organisms in, 195 
Flower, Physiology of, 299 
Flowers and Insects, 592 
— Relation between, 298 
— Microbes of, 31 4 
Fluorescent Pigment, Production of, by 
Bacteria, 315 
Fluorescing Bacteria, Pigment-formation, 
522 
Fluorides of Sodium as Fixatives and Pre- 
servatives, 456 
Focussing Mechanism, A Microscope with 
New, 139 
Folded Tissue in Isoetes, 414 
Folding Dissecting Microscope, 217 
Folgner, V., Development of Fresh-water 
Peridiniaceae, 496 
Folsom, J. W., Japanese Collembola, 276 
— Mouth-parts of Collembola, 595 
Foraminifera, Exhibition of, 679 
— Notes on, 607 
— Origin and Relationships, 402 
— Recent, of the Malay Archipelago, col- 
lected by Mr. A. Durrand, Report on, 
249, 357, 557 
Forel, Auguste, Parabiosis among Ants, 
276 
Foreliella g. n., 59 
Forgan, R. t Method of Enlarging and 
Deepening the Field of a Compound 
Microscope, 648 
Forssell, Gosta, Loren zini’s Ampullae in 
Acanthias vulgaris, 380 
Fossil Moss, New, 416 
Fouilloy, E., Fall of the Leaves of Mono- 
cotyledons, 614 
Fowl Epidemic in North Italy, Bacterio- 
logy of, 639 
Fraenkel, A., Smegma Bacillus in Human 
Sputum, 73 
France', Raoul H, Monograph of Craspc do- 
monads, 42 
Franceia g. n., 186 
Frank, — Micrococcus phytophthorus , 
317 
I Frank, B., Parasitic Fungi, 311 
Frankland, P., Action of Bacteria on the 
Photographic Film, 67 
Frantzius, E. J., Preserving Medulla 
oblongata of Rabid Animals, 103 
Freeman, E. M., Constantinea, 627 
Freezing Apparatus, Simple, Impromptu 
Method of making, 100 
— Influence on Hens’ Eggs, 377 
Freire, D., Microbes of Flowers, 314 
Fresh-water Investigations, 585 
Molluscs, Swiss, 590 
Friedlander, B„ Swarming of the Palolo, 
393 
Friedmann, Franz, Pigment Formation in 
Wings of Butterflies, 388 
Frisch's Bacillus, Presence of, in the Nasal 
Mucosa, 429 
Fritillaria, Impregnation, 409 
Fritz, Franz, Optic Chiasma of Amphi- 
bians, 579 
Frog Spawn, Fauna of, 588 
Fron, G., Anatomy of the Root and Stem 
of Chenopodiacese, 614 
— Spiral Structure of the Roots of Cheno- 
podiacese, 49 
— Stem of the Beet, 46 
Frost, W. D., Gasometer for Fermentation 
Tubes, 349 
Fruits, Classification, 172 
Fucaceae, Life-History and Cytology, 418 
Fuchs, P. C. A., Raphid-Cells, 171 
Fucus Hybrids, 514 
Fulmer, E. L., Cell-Division in Pinus, 
169 
Funaria and Muium, Sporophyte, 511 
Fungi lmperfecti, Rabenhorst’s Crypto- 
gamic Flora of Germany, 192 
— Method of Mounting in Glycerin, 665 
— New Genera. 516 
— Parasitic, Effect on Plants, 414 
— Protection of Plauts against, 414 
— . See Contents, xxv 
Fungus-Galls on Ferns, 312 
