“…They seem to be produced by most if not all members of the family and are present in the species which are considered here (Table 6-1; for a review see Stoessl and Arditti, 1984). Orchinol, loroglossol, dehydroorchinol (a synthetic phytoalexin), 3,4' -dihydroxy-5-methoxydihydrostilbene and batatasin III (all synthesized by Dr Albert Stoessl at the Agriculture Canada Research Centre, London, Ontario), reduced the growth of Cattleya aurantiaca seedlings (Hills et a!., 1984). Orchinol, loroglossol, dehydroorchinol (a synthetic phytoalexin), 3,4' -dihydroxy-5-methoxydihydrostilbene and batatasin III (all synthesized by Dr Albert Stoessl at the Agriculture Canada Research Centre, London, Ontario), reduced the growth of Cattleya aurantiaca seedlings (Hills et a!., 1984).…”