A.- Poisonous weeds, which are liable to find their way into wheat and cause poisoning in human beings are discussed.
B.- Circumstances favouring bread poisoning, the effect of the process of preparing and baking bread of the toxicity of weeds contained in the meal, and the cause of death in Senecio poisoning are discussed.
C.- It would seem advisable to proclaim species of Senecio growing on cultivated lands as noxious weeds in addition to enforcing Regulation 12 (7) of the Food, Drugs, and Disinfectants Act, No. 13 of 1929.
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