Calabar bean or ordeal bean, Physostigma venenosum. Handcoloured copperplate engraving from Dr. Willibald Artus' Hand-Atlas sammtlicher mediinisch-pharmaceutischer Gewachse, (Handbook of all medical-pharmaceutical plants), Jena, 1876.

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Size: 4756px × 6474px
Photo credit: © Florilegius / Alamy / Afripics
License: Licensed
Model Released: No

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