Plate XV.
Fig. 1. Asarum Canadense.
Fig. 2. The germ with the stamens and nectareous filaments.
Fig. 3. A petal.
Fig. 4. A stamen a little magnified.
Fig. 5. Style and stigmas magnified.

This image is from Asarum in American Medical Botany, Bigelow, 1817-1821.