Indigo.—Indigo.
Botanical name:
Classic texts: King's 1898.
Classic texts: King's 1898.
Classic texts: King's 1898.
Tephrosia purpurea (L.) Pers.
Engl.: fishpoison, purple tephrosia.
Bot. syn.: Cracca purpurea L., Galega colonila (Buch.-Ham.), Galega tinctoria Lam., Tephrosia colonila (Buch.-Ham.) Benth., Tephrosia leptostachya DC., Tephrosia piscatoria (Dry.) Pers., Tephrosia tinctoria Graham.
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.