Eserine :: Eserine (n.) An alkaloid found in the Calabar bean, and the seed of Physostigma venenosum; physostigmine. It is used in ophthalmic surgery for its effect in contracting the pupil..
Kieserite :: Kieserite (n.) Hydrous sulphate of magnesia found at the salt mines of Stassfurt, Prussian Saxony..