Seed when castor beans have been ingested by animals. In addition, seeds containing amygdalin—apple, apricot, bitter almond, peach, plum, cherry, quince, and others—when consumed in sufficient amounts, may cause cyanide poisoning. Other seeds that contain poisons include annona, cotton, custard apple, datura, uncooked durian, golden chain, horse-chestnut, larkspur, locoweed, lychee, nectarine, rambutan, rosary pea, sour sop, sugar apple, wisteria, and yew. The seeds of the strychnine tree are also poisonous, containing the poison strychnine. The seeds of many legumes, including the common bean ("Phaseolus vulgaris"), contain proteins called lectins which can cause gastric distress if the beans are eaten without cooking.
Heather Elizabeth Apple was initiated to help salvage Canada's crop-plant heritage, with Alex Caron as coordinator. In late 1987, after the HSP had lain dormant for about two years, Heather Apple, as a long-term organic gardener, past president of the Durham, Ontario chapter of COG, and a Seed Savers Exchange contributor, responded to a request from Alex Caron and volunteered to reinitiate the programme. Her aim was to develop it as a grass-roots seed-saving organization modelled after the Seed Savers Exchange, and beginning with an announcement in August 1988, she produced a separate newsletter for the program which became a magazine by December