Use the dichotomous key to identify the plant you sketched and labeled in Part I.
1A Flowers. . . . . . . . . . . . . Go to line 2
1B No flowers . . . . . . . . . . . Go to line 3
2A Has needlelike leaves. . . . . . Flowering cactus
2B No needlelike leaves . . . . . . Go to line 4
3A Cones. . . . . . . . . . . . . . Pine tree
3B No cones . . . . . . . . . . . . Go to line 4
4A One leaf per node . . . . . . . Go to line 5
4B More than one leaf per node . . Go to line 6
5A Parallel venation . . . . . . . Lily
5B Palmate venation . . . . . . . . Urena heterophylla
6A Two leaves per node . . . . . . Go to line 7
6B More than two leaves per node . Go to line 8
7A Smooth edge . . . . . . . . . . Euphorbia hyberna
7B Toothed edge . . . . . . . . . . Viburnum
8A Smooth edge . . . . . . . . . . Lysimachia vulgaris
8B Toothed edge . . . . . . . . . . Ageratum conyzoides
