Lotus. Lotus arabicus.
Lotus. Lotus arabicus L.—According to W. R. Dunstan and T. A. Henry, the leaves of this leguminous plant contain a yellow crystalline glucoside, lotusin, C22H19NO10, and an enzyme, lotase, by which lotusin is converted into prussic acid and a yellow substance, lotoflavin. (Proc. Roy. Soc., Ixvii, 224.)