CONTENTS. XXV 



FAGB 



Leitgeb, H. — Structure and Physiology of Stomata Part 2 264 



CoLOMB, G. — Anatomy of Stipules ,, 265 



Bachmann, O. — Peltate Hairs „ 265 



VoCHTiNG, H. — Zygomorphy of Flowers „ 266 



GoEBEL, K. — Double Flowers „ 266 



Mangin, L. — Ovuliferous Petals in Caltha palustr is „ 266 



GoEBEL, K. — Inferior Ovaries , 266 



Gabdinee, W. — Extra-floral Nectaries of Eodgsonia heterocUta „ 267 



Macchiati, L. — Extra-floral Nectaries of Amygdalesc „ 267 



Lampe, P. — Succulent Fruits „ 267 



Keoneeld, M. — Contrivance for dispersing the Fruit of Scutellaria galericulata „ 267 



GtJiGNABD, L. — Raphides-cells in the Fruit of Vanilla „ 268 



Eeeera, L. — Efficiency of the defensive structures of Plants „ 268 



TiEGHEM, P. TAN, & H. DoTJLiOT — Origin of the lateral roots in Leguminosse 



and Cucurhitacese Part 3 429 



Kaesten^ G. — Origin of Lateral Organs „ 429 



Benecke, F. — Tubers on the Roots of Leguminosae „ 429 



Klemm, p. — Leafy branches of Cupressinese „ 430 



Eadlkoper, L. — Transparent Lots in Leaves, especially of Connaracese .. .. „ 430 



BoEZi, A. — Foliar Lenticels „ 430 



CoLOMB, M. — Ochrea of Polygonacese „ 430 



Beheens, J. — Epidermal Glands containing an Ethereal Oil „ 430 



HiLDEBEAND, F. — Structure of Flowers of Cleome „ 431 



Teabut, L. — Cleistogamous Flowers of Orobanchacese „ 431 



HiLDEBEAND, F. — Doubling of Flowers „ 431 



Janse, J. M. — Mimetic Pollen-grains „ 431 



EiCHHOLZ, G. — Mechanism of Fruits for the Purpose of Dispersion „ 432 



Teeeacciano, N. — Adventitious Roots Part 4 610 



TsoHiECH, A. — Tubercles on the Roots of Legumino&se „ 610 



Feank, B. — Swellings on the Roots of the Alder and Elseagnacese „ 611 



Kjellmaij — Shoots of Pyrola secunda „ 611 



EJRONEELD, M. — Relationship between Stipule and Leaf , . „ 611 



WoEGiTZKY, G. — Comparative Anatomy of Tendrils .. .. „ 611 



ZiPPEEEE, P. — Pitchers of Sarracenia „ 612 



Keasan, F. — Formation of Hairs „ 612 



Noll, F. — Normal Position of Zygomorphic Flowers , „ 612 



Mastees, M. T. — Floral Conformation of Cypripedium „ 618 



Celakovskt, L. — Cupules of Cupuliferse „ 613 



EiTTiNGHAUs, P. — Resistance of Pollen to External Influences „ 613 



Stadlee, S. — Nectaries „ 614 



Maetel, E. — Structure and Development of the Fruit of Anagyris fastida .. .. „ 614 



Winklee, A. — Seedlings of Salicornia herhacea Part 5 776 



TiEGHEM, P. VAN — Formation of Rootlets and position of Buds in the Binary 



Roots of Phanerogams „ 776 



TiEGHEM, p. VAN, & H. DouLiOT — Origin of Rootlets and Lateral Roots in 



Rubiacese, Violacex, and Apocynaceai 777 



VocHTiNG, H. — Formation of Tubers „ 778 



Bowee, F. O. — Positive geotropic Shoots of Cordyline australis „ 778 



Lecleec du Sablon — Structure and Development of the Suckers of Melampyrum 



pratense „ 778 



Matjet, p. — Ascidia of Cephalotus follicularis „ 778 



PiCHi, P. — Histology of Vine-leaves „ 778 



Naxjmann, a. — Structure and Development of Palm-leaves „ 778 



Geetillius, a. Y. — Stipular Sheath of Polygonum „ 779 



Beccaei, O. — Turgidity of Petals „ 779 



Celakovsky, L. — Spike-like partial inflorescence of the Rhyncosporese .. .. „ lid 



