Opopanax chironium (L.) W. D. J. Koch.
Engl.: Hercules's allheal, rough parsnip.
Pharm.: opoponax.
Bot. syn.: Laserpitium chironium L., Opopanax opopanax (L.) H. Karst., Pastinaca opopanax L.
Classic texts: King's 1898.
Classic texts: Salmon 1710.
Classic texts: John Hill 1812.
Classic texts: Journals: AJP 1895.
Classic texts: USDisp 1918.
Classic texts: King's 1898.
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