vi CONTENTS. 



As to lobing or division 66 



Compound, Perfoliate, and Equitant Leaves 57 



With no distinction of Petiole and Blade, Phyllodia, &c. . . . 61 



2. Leaves of Special Conformation and Use .... 62 



Leaves for storage 62 



Leaves as bud-scales, 63, Spines, 64, and for Climbing ... 64 



Pitchers, 64, and Fly-traps 65 



3. Stipules , . . 66 



4. The Arrangement of Leaves 67 



Phyllotaxy, 67, of Alternate Leaves 69 



Of Opposite and Whorled Leaves 71 



Venation or Prsefoliation . 71 



SECTION VIII. FLOWERS 72 



1. Position and Arrangement, Inflorescence .... 73 



Raceme, 73, Corymb, Umbel, Spike, Head 74 



Spadix, Catkin, or Ament 75 



Panicle: Determinate Inflorescence 76 



Cyme, Fascicle, Glomerule, Scorpioid or Helicoid Cymes . . 77 



Mixed Inflorescence 78 



2. Parts or Organs of the Flower 79 



Floral Envelopes : Perianth, Calyx, Corolla 79 



Essential Organs : Stamen, Pistil 80 



Torus or Receptacle 81 



3. Plan of the Flower 81 



When perfect, complete, regular, or symmetrical 81 



Numerical Plan and Alternation of Organs 82 



Flowers are altered branches 83 



4. Modifications of the Type 85 



Unisexual or diclinous 85 



Incomplete, Irregular, and Unsymmetrical 86 



Flowers with Multiplication of Parts 88 



Flowers with Union of Parts : Coalescence 88 



Regular Forms, 89, Irregular Forms 90 



Papilionaceous, 91, Labiate, 92, and Ligulate Corollas .... 93 



Adnation or Consolidation 94 



Position of Flower or of its Parts 96 



5. Arrangement of Parts in the Bud 97 



^Estivation or Praefloration, its kinds 97 



SECTION IX. STAMENS IN PARTICULAR 98 



Androecium, 98, Insertion, Relation, &c 99 



Anther and Filament. Pollen 101 



SECTION X. PISTILS IN PARTICULAR 105 



1. Angiospermous or Ordinary Gyngscium 105 



Parts of a complete Pistil 105 



Carpels, Simple Pistil 105 



