CONTENTS. 
XXI 
PAOB 
Avetta, 0 . — Cystoliths of Coccinia 471 
Solereder, H . — Anatomy of Rubiacex 471 
Goebel, K . — Structure of Aquatic Plants 585 
Schilling, A. J . — Formation of Mucilage by Aquatic Plants 585 
Godfrin, J. — Resin-canals in Abies pectinata 585 
Mangin, L . — Nuciferous and Resiniferous Cells in the Yew 586 
Wilcox, E. M., & E. W. Olive — Histology of Pontederia 586 
Schrenk, H . — Parasitism of Epiphegus 586 
Kustenhacher, M . — Structure and Composition of Galls 586 
Schneider, A. — Root-tubercles of Leguminosx 586 
MacDougal, D. T. — Root-tubercles of Isopyrum 587 
Jahn, E. — Wood and Pith at the bounds of the Annual Growth 704 
Micheels, H. — Fruit-bearing Axis of Palms 705 
Roulet, C . — Anatomy of the Stem of Thunbergia 705 
(4) Structure of Organs. 
Reiche, K . — Anatomical Characters of Cxspitose Plants 79 
Goebel, K . — Insectivorous Plants 79 
Tognini, F . — Female Flower and Fruit of the Chestnut 79 
Mayoux, Mdlle . — Staminal Appendages of Aristolochia 80 
Celakovsky, L . — Stigmatic Lobes of Iris 80 
„ „ Cupule of Quercus 80 
Kayser, G . — Development of the Seed 80 
Guignard, L . — Development of the Seed and of its Integument 81 
Schips, K., & others — Cuticle of the Seeds of Papilionacex 81 
Stahl, E . — Protection of Leaves against Excessive Rainfall 82 
Baldacci, A . — Branching of Borraginacex and Apocynacex 82 
Peirce, G. J . — Haustoria of Phanerogamic Parasites 82 
Queva, 0 . — Bulbils of Dioscoreacex 83 
Nypels — Tubers of Apios tuberosa and Helianthus tuberosus 83 
Andouard, A . — Development of Arachis 83 
Meehan, T . — Female Catkins in Populus 222 
Hitchcock, A. S . — Opening of the Buds of Woody Plants 222 
Reinecke, F . — Vernation in the Composite, Campanulacex, and Lobeliacex .. .. 222 
Lothelier, A . — Spiny Plants 222 
Candolle, C. de — Comparative Anatomy of Leaves 222 
Ross, H . — Leaves of Index 222 
Holle, G . — Anatomy of the Leaves of Sapotacex 223 
Lignier, O . — Venation of Cycas . 223 
Kny, L . — Laticiferous Hairs of the Cichoriacex 223 
Warming, E . — Anatomy of Vellosiacex 223 
Drohnig, M. — Root-tubers 223 
Rechinger, C . — Divisibility of Organs 363 
Vuillemin, P . — Spurs of Tropxolum and Pelargonium 363 
J ack, J. G . — Fructification of Juniperus 363 
Lignier, O .— Fruit of Bennettites 363 
Celakovsky, L . — Navel of the Apophyse of the Fruit-scales of Pinus 364 
Macfarlane, J. M . — Pitcher ed Insectivorous Plants 364 
Koch, L. — Vegetative Branching 364 
Hohenauer, F . — Stem of Grasses 365 
Lotsy, J . P . — Knees of Taxodium distichum 365 
Heinig, R. L . — Blind Root-suckers of Swamp-forests 365 
Muller, J . — Succulent Composite 365 
Harshberger, J. W —Anatomy of Maize . 366 
Brand, F . — Leaves of Nymphxacex 366 
Satjvageau, C . — Leaf of Butomacex . . 366 
Ihering, R. v . — Fall of Leaves 366 
Linsbauer, L . — Stipules of Euonymus 366 
Penzig, O., & A. N estler — Pearl-glands 367 
Nichols, M. A . — Achenial Hairs of Compositx 367 
Widen mann, Yon —Hairs of Tilia argentea 367 
Clos, D . — Classification of Tubers 367 
