Here's a Florida button on a bush. These were used as medicine by the Indians, mostly in the southeast, and primarily by the Seminole. What is wolf ghost sickness anyway?
Cephalanthus occidentalis? Occidentalis means western. Named because they lived west of where Linnaeus was. But from our North American frame of reference, they're much more orientalis, with only isolated stations west of eastern Texas. Buttonbush is our northern version of mangroves, and can form large dense populations in shallow calm water. They can also tolerate dryer habitats and are sometimes used in gardens.