delphinine

from The Collaborative International Dictionary of English v.0.48

Delphinine \Del"phi*nine\ (?; 104), n. [Cf. F. delphinine.]
   (Chem.)
   A poisonous alkaloid extracted from the stavesacre
   ({Delphinium staphisagria}), as a colorless amorphous powder.
   [1913 Webster]