Complex sentence: An oft-repeated folk saying, "Wherever poison ivy is found, jewelweed grows close by," is untrue; poison ivy grows in a wide variety of habitats, while jewelweed is restricted to moist bottomlands and valleys with rich soil.
Split into simpler sentences: An oft-repeated folk saying, "Wherever poison ivy is found, jewelweed grows close by," is not true. Poison ivy grows in a wide variety of habitats, while jewelweed is restricted to moist bottomlands and valleys with rich soil.