pleurisy root
English
Noun
- The large tuberous root of the butterfly milkweed (Asclepias tuberosa), used as a remedy for pleurisy and other diseases.
- The plant itself, which has deep orange-coloured flowers
- Synonyms: butterfly milkweed, butterfly weed, windroot
References
- “pleurisy”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.