KEY 



11 



Seeds not winged ; shrubs 96. Honeysuckle 215 



Fruit 'a 5-eelled capsule 75. Heath 166 



Fruit a stone-fruit or berry. 



Fruit 1-2-seeded ; stamens 2 7S. Olive 175 



Fruit 1-4-seeded ; stamens 4 . . gg. Verbena . . . 192 



Fruit 1-5-seeded ; stamens 5 ... 96. Honeysuckle . 215 

 Herbs. 



Ovary not adnate to the calyx, flowers regular. 

 Ovary separating into 2 distinct follicles. 



Style single, stamens distinct 80. Dogbane . . . 178 



Styles 2, stamens united 81. Milkweed . . . 180 



Ovary 1-celled. 



Fruit a legume . . 46. Pea or Pulse . 117 



Fruit a capsule. 

 Leaves alternate. 

 Stamens opposite the lobes of the corolla . 76. Primrose . . .171 

 Stamens alternate with the lobes of the 



corolla 84. Waterleaf ... 187 



Leaves opposite . 79. Gentian .... 177 



Leaves all reduced to mere scales, plants never 



green, root-parasites 91. Broom-rape . . 208 



Ovary 2-Beveral-celled. 



Stamens 2 or 4 . 94. Plantain . . . 211 



Stamens 5, cells of the ovary 1-2-seeded. 



Fruit separating into 4 nutlets 85. Borage .... 188 



Fruit a capsule 82. Morning-glory . 183 



Stamens 5, cells of the ovary several-seeded. 



Stigma 1 88. Nightshade . . 198 



Stigmas 3 . . 83. Phlox .... 185 



Ovary not adnate to the calyx, flowers irregular. 

 Ovary 1-celled. 



Fruit a legume 46. Pea or Pulse . 117 



Fruit a capsule 92. Bladderwort. . 209 



Ovary 2-4-celled. 



Cells each 1-seeded. 



Ovary deeply 4-lobed 87. Mint ..... 193 



Ovary not deeply lobed. 



Stamens 2 or 4 86. Verbena . . . 192 



Stamens s 52. Polygala ... 134 



Cells each 2-several-seeded. 



