10 KEY AND FLORA 
Sepals 6, stamens hypogynous, opposite the FAMILY PaGE 
petals. . . .. . . . . . . 84 Barberry . . . 91 
** Corolla zygomorphic. 
Fruitalegume . . . . . . . . . 47. Peaor Pulse. . 126 
Fruit a capsule. 
Stamens5 . . . «© 1» 6 ew se 
67. Violet . . . . 161 
89. Poppy. . . . 96 
Stamens6,in2sets . .. . . 
(b) Ovary single, 2-5-celled, fruit usually dry. 
* Ovary 2-celled (or 2 carpels nearly separate). 
Flowers in umbels, stamens5 . . . . . 73. Parsley . . . 170 
Flowers not in umbels, petals4or0,stamens6 40. Mustard . . . 99 
Flowers not in umbels, petals 5, stamens 10 . 44. Saxifrage . . . 109 
Flowers not in umbels, petals 3, stamensGor8 53. Polygala . . . 145 
** Ovary adcelledcapsule . . . . . . . 71. EveningPrimrose 168 
*** Ovary of 3 nearly distinct lobes, which become 
thick and fleshyinfruit. . . . . . . 50. Indian Cress. . 142 
*#** Ovary a 5-celled capsule. 
+ Leaves simple. 
Parasitic white or yellowish herbs, or ever- 
green herbs, not parasitic, capsule many- 
seeded . . . 2 oe es » . 75. Pyrola. . . . 177 
Terrestrial, not rer if at all fleshy, capsule 
5-l0-seeded . 2. 1... . . 48. Geranium. . 140 
Terrestrial, stem fleshy and translucent, cap- 
sule elastic, several-seeded. . . . . 61. Balsam. . . . 158 
tt Leaves of 3leaflets . . . . . 49. Wood Sorrel. . 142 
(ec) Ovary of 5 principal cells, each more or less divided 
by a partition into 2 cells; seeds flattish, with a 
mucilaginous coating . . . . . . . . S51 Flax . . . . 148 
(@) Ovary single, 2-5-celled; fruitaberry. . . . 72. Ginseng . . . 169 
(e) Ovaries 2, seeds hairy-tufted . . . . . . 82. Milkweed . 194 
4 Gn Ab 
Ill. 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. 
Fruitalegume . . . . . . . . 47. Peaor Pulse. . 146 
Fruit a6-celledcapsule . . . . . . 76. Heath. . . . 179 
** Fruit not splitting open,adrupe. . . . . 56. Holly . . . . 149 
*** Fruit a berry. 
