Goldenrods are included in one of the largest plant families on the prairie -- the aster family. Over twenty species are found at Wolf Road Prairie. In this photo, a milkweed seed is resting among goldenrod buds.
photo by Tim Burke

The variety in shape, texture and form among goldenrods is surprising. In summer, the nectar in these golden bouquets attracts honey bees, butterflies and other pollinating insects.
photo by Tim Burke

Goldenrods known to Cook County