CONTENTS. 



PAGE 



Introduction 1 



General Principles of Vegetable Growth and Reproduction 2 



The Root, 4 ; Functions of Roots, 8 ; The Stem and Branches, 9 ; Functions 

 of the Stem and Branches, 16 ; Buds and Leaves, 17 ; Functions of the 

 Leaves, 24 ; The Flower, 25 ; Functions of the Flower, 38 ; The Fruit, 

 40 ; The Seed, 44 ; Classification of Plants, 46. 



Glossary or Dictionary of Botanical Terms 49 



MEDICINAL PLANTS OF NORTH AMERICA. 



PI-LENOGAMOUS OR FLOWERING PLANTS. 



CLASS L— DICOTYLEDONOUS OR EXOGENOUS PLANTS. 



Division I. — Polypetalous Exogenous Plants. 



Ranunculace^e '. 57 



Clematis — Virgin's-Bower, 58 ; Anemone — Wind-Flower, 59 ; Hepatica — Liv- 

 erwort, Gl ; Ranunculus— Crowfoot, Buttercup, 61 ; Coptis, 64 ; Hydras- 

 tis, 64 ; Xanthorhiza, 66 ; Actsea — Baneberry, 69. 



Magnoliace^: , 71 



Magnolia, 71 ; Liriodendron, 73. 

 Menispermaceze 75 



Menispermum — Moonseed, 75. 



Berberidace^e 76 



Berberis— Barberry, 76 ; Caulophyllum — Blue Cohosh, 78 ; Jeffersonia — Twin- 

 Leaf, 79 ; Podophyllum— May-Apple, 80. 



NYMPILEACE.E , 82 



Nymphsea — Water-Lily, 83. 



SARRACENIACE.E y 84 



Sarracenia — Pitcher-Plant, 84. 



Papaverace/e 86 



Sanguinaria — Bloodroot, 86; Chelidonium -Celandine, 88. 



