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Caesar Weed   Urena lobata

The range distribution maps for the Caesar Weed are from the Plants Database of the U.S. Department of Agriculture (USDA).


The Caesar Weed is an erect shrub that can grow to a height of 10 feet.  It has a single stalk with several branching bushy stems.  The stems and leaves are covered with tiny hairs that are often tinged purple.  These plants can be found in swamps, pinelands, and disturbed sites.

The small flowers are about 0.5-inch wide.They are pinkish violet with a dark throat.  They grow in axillary clusters.  The The alternate palmately shaped leaves can vary from 1.5-4 inches long and 1-4 inches wide.  The 0.25-inch round fruit can stick to fur and clothing.

This plant is found throughout the Florida peninsula and in a few counties in the Panhandle.  It is a non-native plant and is considered a Category I invasive plant by the Florida Exotic Plant Pest Council.