KEY 
c 
Flowers not in catkins; calyx present, 
sometimes petal-like. 
(1) Trees or shrubs. 
Flowers not hypogynous ; plants not climbing 
Flowers not hypogynous ; climbing plants . 
Flowers hypogynous. 
Style single, not cleft, fruit a key (Frawinus) 
* Style single, not cleft, fruit a drupe 
Styles 2 or 2-cleft, fruit l-celled . . . . 
Styles 2 or 2-cleft, fruit 2-celled Ban dks tien oy 
Styles 3, each 2-cleft. Ovary 3-celled . . . 
(2) Herbs. 
Flowers not hypogynous ; ovary 6-celled . 
Flowers not hypogynous ; ovary 1-celled ; flowers 
in umbel-like clusters ie) Mie WP See Ge 
Flowers hypogynous. 
(a) Ovary 1-celled. 
Stamensmany. . . . . «© « «© « 
Stamens few. - 
Stipules sheathing the joints . . . . 
Stipules wanting. 
Rather fleshy herbs . 2. 1. . 1. 
Not fleshy. 
. Ovules on a free central placenta; deli- 
cate, soft-leaved herbs. (Stellaria) . 
Ovule single,coarseherbs. . . . . 
(b) Ovary several-celled. 
Small prostrate herb ; leavesspatulate, whorled 
Stipules present, not sheathing. 
Stylesingle . . . . 2. 2... 
Stylese2 . . . . . 
Flowers hypogynous, ovary Boatled : : 
Flowers hypogynous, ovary 5-10-celled; fruit a 
berry: ce Sw we 
74. 
24. 
79. 
38. 
19. 
59. 
54. 
24. 
22. 
33. 
25. 
26. 
28, 
7 
FAMILY PAGE 
Dogwood . . 175 
Dutchman’s Pipe 68 
Olive . . . 189 
Laurel. . 95 
Elm. 62 
Maple. . . 161 
Spurge. . . 145 
Dutchman’s Pipe 68 
Sandalwood . . 67 
Buttercup. . 83 
Buckwheat . 69 
Goosefoot . 72 
. Pink vil 
Amaranth. . 74 
. Ice Plant . 76 
. Nettle. . . 66 
. Mulberry . . 64 
. Spurge. . . . 145 
Pokeweed. . . 75 
