The sunflower has two interlaced logarithmic spirals: 21 clockwise spirals and 34 counterclockwise spirals which numbers are subsequent numbers of the Fibonacci sequence! Comparable opposite arrangements of logarithmic spirals, associated with Fibonacci numbers, occur also by the daisy, the fir-apple (5 and 8) and the pineapple (8 and 13). The number of petals in a…