Common group of plant poisons, e.g. ipomeanols, ngaiones, sporidesmin, furanoid sesquiterpenes, sesquiterpene lactones.

• s. lactones — plant poisons found in Geigeria, Hymenoxys, Helenium spp., Iphenia aucheri, Parthenium hysterophorus.

Saunders Comprehensive Veterinary Dictionary 3rd Edition. Copyright © 2007 by D.C. Blood, V.P. Studdert and C.C. Gay, Elsevier. All rights reserved.