Question - What diterpenoid toxins are found in the leaves of Rhododendron plants?
Answer - Grayanotoxins I, II and II are the diterpenoid toxins found in the leaves of Rhododendron plants. (Gunduz A et al. Clinical review of grayanotoxin/mad honey poisoning past and present. 2008 Clin Tox 46(5):437-442)
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