Cover illustration: The cover inset photograph shows buttress roots of Fransiscodendron laurifolium (Sterculiaceae) located in lowland tropical rainforest at Daintree National Park, Wet Tropics World Heritage Area, Queensland, Australia. The rainforest is a complex mesophyll vine forest and was screened as part of a quantitative survey for cyanogenesis in Australian tropical rainforests. See Miller et al. (pp. 1017–1044).
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