Polygala lutea

Polygala lutea, commonly known as orange- or yellow milkwort, is a plant in the milkwort family (Polygalaceae) native to pine-barren depressions and swamps in coastal areas of the southern and eastern the United States. It was first described in 1753 by Carl Linnaeus.

Description
Polygala lutea is an annual or biennial herbaceous plant which has a height between 20 and 50 cm. Its flowers are orange-yellow and 2 to 3 in long. Its pedicels are 1 to 2 in long. It flowers between April and October.