One sees many photo manuals giving advice and examples about how to pose a model, to get an appealing variety of pictures from a single subject and setting. In nature, the photographer gets a different kind of help from the "model".
Forest Park, like all forests, is in constant flux as age and the stresses of seasonal change kill some trees, to provide the nutrients, space, and access to sunlight that others need to begin life and grow.
Jay Maisel says that the three things that make a good picture are light, color, and gesture. The various shades of greens, the different shapes and clusters, and the dappled forest sunlight make ferns exemplars of this dictum.