Sec. 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
Sec. 2. PARTS OR ORGANS OF THE FLOWER 79
Floral Envelopes: Perianth, Calyx, Corolla 79 Essential Organs: Stamen, Pistil 80 Torus or Receptacle 81
Sec. 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
Sec. 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
Sec. 5. ARRANGEMENT OF PARTS IN THE BUD 97
AEstivation or Praefloration, its kinds 97
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