Fruits

distribution by burdocks: dry fruits with barbs at their surfaces that stick to the fur of mammals. Relatively strong structure of the fruit that falls apart by and by so that the seeds are very effectively lost at different places (Xanthium riparium, Compositae) - Macrophotos, taken with Color View Digitalcamera, computerenhanced with Analysis (Soft Imaging System, Corp.) - Photos.: A. ANDRES, Institute for Applied Botany, University of Hamburg