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 6 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, the 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 66. Holly .... 149 



Fruit a berry. 



C 



