Classic texts: King's 1898.
Triosteum perfoliatum
Triosteum perfoliatum L..
Engl.: feverwort, bastard ipecac, horse gentian, tinker's weed.
Deu.: Amerikanische Fieberwurz.
Sven.: skålfeberrot
The Medical Flora of Kansas: Taraxacum - Zanthoxylum.
Classic texts: Journals: TNEMA 1882-1883.
Triosteum Perfoliatum. Horse Gentian, Fever-Root, Wild Ipecac, Dr. Tinker's Weed.
Classic texts: Cook 1869.
Photo: Triosteum perfoliatum 1.
Flowering plant. Uppsala bot. g., Sweden. Planted. 2003-06-23. Photo: Triosteum perfoliatum.
Flowering plant. This one looks just weird. Uppsala bot. g., Sweden. Planted. 2003-06-23. 