Eastern and central North America.
Map of select IRC data for peninsular Florida
IRC SOUTH FLORIDA Status:
SOUTH FLORIDA Occurrence:
SOUTH FLORIDA Native Status:
SOUTH FLORIDA Cultivated Status:
For images, click on the USDA PLANTS and Atlas of Florida Vascular Plants links below. For a digitized image of Elbert Little's Florida range map, visit the Exploring Florida
website. Note: the known range of U. americana extends farther south than Little's map indicates.