Polygonaceae Polygonaceae: Description of the family. (Polygonaceae) http://herbarium.usu.edu/taxa/polygonaceae.htm
Description of Polygonaceae Description of Polygonaceae: Habit and leaf form; Anatomy; Morphology; Physiology; Biochemistry; Geography. (Polygonaceae) http://biodiversity.uno.edu/delta/angio/www/polygona.htm
The Polygonaceae The Polygonaceae: Description of the family, which are herbs, shrubs, or rarely trees comprising about 30 genera and 1,000 species. Includes photos of a few examples. (Polygonaceae) http://www.botany.hawaii.edu/faculty/carr/polygon.htm