Henriette's Herbal Homepage
Escobedia scabrifolia Ruiz & Pav. Scrophularineae.
Tropical America. The roots are said to be used for coloring gravies.
Sturtevant's Edible Plants of the World, 1919, was edited by U. P. Hedrick.
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.
Plant Healer Magazine: Very relevant to the practitioner.
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