Harding 1936

Fig. 64. Aristolochia serpentaria.

Fig. 65. Pokeweed (Phytolacca decandra),

Fig. 66. May-apple (Podophyllum peltatum)

Fig. 67. Seneca Snakeroot (Polygala Senega)

Fig. 68. Culver&#039;s Root (Veronica virginica)

Fig. 70. Goldthread (Coptis trifolia).

Fig. 71. Twinleaf (Jeffersonia diphylla)

Fig. 72. Wild Turnip (Arisaema Triphyllum).

Fig. 73. Black Indian Hemp (Apocynum cannabinum)

Fig. 74. Chamaelirium luteum.

Fig. 77. American Hellebore (Veratrum Viride).

Fig. 78. Eryngium.

Fig. 79. Yellow Jasmine (Gelsemium Sempervirens).