Largest family of mycotoxins produced by Fusarium species, divided into 4 subgroups, with 2 major groups being type A and type B trichothecenes. Type A trichothecenes include T-2 toxin, HT-2 toxin and Diacetoxyscirpenol (DAS). Type B trichothecenes include deoxynivalenol (DON) and nivalenol.