10 KEY AND FLORA 



Sepals 6, stamens hypogynous, opposite the Family Page 



petals 34. Barberry ... 91 



** Corolla zygomorphic. 



Fruit a legume 47. Pea or Pulse . . 126 



Fruit a capsule. 



Stamens 5 67. Violet . . . .161 



Stamens 6, in 2 sets 39. Poppy .... 96 



(6) Ovary single, 2-5-celled, fruit usually dry. 

 * Ovary 2-celled (or 2 carpels nearly separate). 



Flowers in umbels, stamens 5 73. Parsley . . .170 



Flowers not in umbels, petals 4 or 0, stamens 6 40. Mustard ... 99 

 Flowers not in umbels, petals 5, stamens 10 . 44. Saxifrage . . . 109 

 Flowers not in umbels, petals 3, stamens G or 8 53. Polygala . . . 145 



** Ovary a 4-celled capsule 71. Evening Primrose 168 



*** Ovary of 3 nearly distinct lobes, which become 



thick and fleshy in fruit 50. Indian Cress . . 142 



**** Ovary a 5- celled capsule, 

 t Leaves simple. 



Parasitic white or yellowish herbs, or ever- 

 green herbs, not parasitic, capsule many- 

 seeded 75. Pyrola .... 177 



Terrestrial, not much if at all fleshy, capsule 



5-10-seeded 48. Geranium . . . 140 



Terrestrial, stem fleshy and translucent, cap- 

 sule elastic, several-seeded 61. Balsam. . . . 153 



tt Leaves of 3 leaflets 49. Wood Sorrel . . 142 



(c) Ovary of 5 principal cells, each more or less divided 

 by a partition into 2 cells ; seeds flattish, with a 



mucilaginous coating 51. Flax .... 143 



(rf) Ovary single, 2-5-celled ; fruit a berry .... 72. Ginseng . . . 169 

 (e) Ovaries 2, seeds hairy-tufted 82. Milkweed . . .194 



III. Sympetalous Division. Calyx and corolla both present, tlie petals appearing 



more or less united. 

 (1) Trees, shrubs, or woody vines, 

 (a) Leaves alternate. 



* Fruit splitting open. 



Fruit a legume 47. Pea or Pulse . . 146 



Fruit a 5-celled capsule 76. Heath .... 179 



**Fruit not splitting open, a drupe 56. Holly .... 149 



*** Fruit a berry. 



