CHAMELEON PLANTS. “Perhaps the most pointed evidence for the mimicry interpretation of B. trifoliata leaf morphology is the documentation of variation among the leaves produced by single individuals. Some individuals were observed to climb between individuals of different host species, and here the leaves appeared to be mimicking those leaves closest to them, adopting a different morphology at different parts of the same stem.”
http://www.sciencedirect.com/science/article/pii/S0960982214003881