CONTENTS. 
XXI 
PAGE 
Potonie, H . — Morphological Origin of the Leaf 617 
Daguillon, A . — Leaves of Cupressinex 617 
Schwendener, S. — Leaf-primordia of Linaria spuria 617 
Westermaier, M . — Stomates and their Subsidiary Apparatus 617 
Hirsch, W . — Development of Hairs 617 
Ramsley, F . — Seedlings of Woody Plaids 617 
Holm, T . — Seedlings of Jatropha multifida and Persea gratissima 618 
Lamb, F. H. — Root-suckers of the Douglas Fir 618 
Holm, T . — Podophyllum peltatum 618 
Heckel, E . — Anatomical Structure of the Leafless Vanillae 618 
Physiology. 
(1) Reproduction and Embryology. 
Osterwalder, A . — Embryology of Aconitum 49 
Molliard, M . — Hermaphroditism in Mercurialis and Cannabis 50 
„ „ Determination of Sex in Plants 50 
Hirase, S . — Fertilisation of Salisburia 176 
Ikeno, S . — Fertilisation in Cycas 177 
Nawaschin, S . — Fertilisation of Llmus 177 
Elmore, C. J . — Embry ogeny of Allium 378 
Riddle, Lumina C . — Embryology of Alyssum 178 
Bolicka-Iwanowsky, G. — Embryo-sac of Gamopetalx 297 
Goldflus — Embryo-sac of Compositx 298 
Nicotra, L. — Cross-pollination and Self-pollination 298 
Plateau, F . — Relation between Insects and Flowers 298 
Ule, E . — Cleistogamous Flowers of Bromeliacex 298 
Nawaschin, S., L. Guignard, & E. Sargant — Impregnation of Lilium and 
Fritillaria 409 
Chamberlain, C. J . — Oogenesis in Pinus Laricio 409 
Nawaschin, S . — Embryology and Fertilisation of Alnus 410 
Campbell, D. H. — Embryo-sac of Sparganium and Lysichiton 410 
Duggar, B. M . — Development of the Pollen-grain and Embryo-sac in Bignonia .. 410 
Lloyd, F. E . — Embryology of the Rubiacex 411 
Meehan, T. — Fertilisation of Viola 411 
Lidforss, B . — Biology of Pollen 411 
Meehan, T . — Sex in Flowers - 411 
Wiegand, K. M. — Embryo-sac of Monocotyledons 504 
Durand, E. J . — Embryology of Taxus . .. 504 
Duggar, B. M . — Development of the Pollen-grain in Symplocarpus and Peltandra 504 
Knoch, E . — Physiology of the Flower of Victoria regia 505 
Ekstam, O., & others — Cross-Pollination and Self-Pollination 505 
Fink, B . — Embryology of Rumex -. .. 619 
McKenney, R. E. B. — Embryo-sac of Scilla and Lilium 619 
Chodat, R., & C. Bernard — Embryogeny of the Balanophoracese 619 
Jaeger, L . — Embryology and Formation of Endosperm in Taxus 619 
(2) Nutrition and Growth (including Germination, and 
Movements of Fluids). 
Montemartini, L . — Laws of Growth 50 
Raciborski, M . — Biology of Tropical Orchids 51 
Wieler, J . — Periodicity in the Growth in Thickness of Trees 52 
Huber, J . — Periodical Growth in Hevea brasiliensis 52 
Sablon, Leclerc du — Dormant Life in Bulbs and Tubers 52 
Scott, R., & E. Sargant — Growth of Arum maculatum 52 
Wettstein, R. v . — Change of a Perennial into an Annual Plant 52 
Ewart, A. J . — Action of Cold and Sunlight on Aquatic Plants 53 
Barnes, C. E . — Assimilation 53 
Laurent, J . — Absorption of Carbohydrates by Roots 53 
Griffon, E. — Chlorophyll-assimilation of Littoral Plants . . 53 
Ewart, A. J . — Action of Chloroform on Carbon dioxide Assimilation 53 
Diels, L . — Metastasis in Halophytes 178 
