CONTENTS 



Chapter VIII— THE LEAF {Continued) 



PAGE 



Phyllotaxy — spiral, alternate, or scattered; opposite; verticillate. 

 Whorls. Leaf-mosaic. Spiral phyllotaxy — orthostichy, lateral 

 divergence, cycle, angular divergence, para-stichy. Kinds of 

 spiral phyllotaxy— distichous (i), tristichous (J), pentastichous (f ), 

 &c. Fractions representing spiral phyllotaxy and their meaning 47 



Chapter IX— BRANCH SYSTEM 



Monstrosities. Branching — ^racemose or monopodia!, dichotomous, 

 trichotomous, cymose, false-dichotomy or dichasium, trichasium, 

 helicoid cyme, scorpioid cyme. Sympodium - - 53 



Chapter X— METAMORPHOSIS IN PLANTS. ARMA- 

 TURE IN PLANTS. INSECTIVOROUS PLANTS. 

 HOMOLOGY AND ANALOGY. TRICHOMES 



Cladode. Phyllode. Tendril. Spine. Prickle. Glandular hair. 

 Belt's corpuscles. Muller's bodies. Fungus-garden. Myrme- 

 cophilous plants. Pitchers. Insectivorous plants. Tentacles 

 of Drosera. Homologous and analogous organs. Trichomes — 

 hairs, bristles or stinging hairs, glandular hairs, scales, prickles. 

 Pilose, hirsute, hispid, pubescent, tomentose - - 56 



Chapter XI— INFLORESCENCE 



Leaf-bud and flower-bud. Inflorescence and solitary flower. Flower 

 or inflorescence terminal or axillary. Peduncle. Rachis. 

 Pedicel. Bract. Bracteole. Inflorescence, kinds of— (i) race- 

 mose or indefinite, (2) cymose or definite. Racemose inflore- 

 scence, forms of — (l) raceme, (2) spike, (3) spadix with spatbe, 

 (4) corymb, (5) umbel, (6) capitulum. Involucre. Racemose 

 inflorescences, simple or compound. Panicle. Florets. Ray- 

 florets. Disk-florets. Palea. Capitate. Catkin. Cymose 

 inflorescence, forms of — (i) dichasium or false dichotomy or 

 biparous cyme, (2) helicoid or uniparous or one-sided cyme, (3) 

 scorpioid or alternate-sided cyme. Cyathium. Trichotomous 

 cyme. Scape, scapigerous ■ 70 



Ch.\pter XII— THE FLOWER 



Part I — Modified Shoot 



Flower, a metamorphosed shoot. Champa, liantali-champa and dttlee- 

 champa flowers examined. Complete flower, parts of — thalamus, 

 calyx with its segments sepals, corolla with its segments petals, 

 androecium with its segments stamens, and gyntecium with 

 its segments carpels. Perianth. Androphore. Gynophore. 

 Gynandrophore. Homology of flowers with shoots. Acyclic 

 and cyclic flowers. Foliar nature of the whorls of flowers. 

 Alternation. Doubling of flowers. Proliferation. Stamens and 

 pistils are essential or reproductive organs. Calyx and corolla 



