Hibiscus dasycalyx is a species of hibiscus known by the common name Neches River rosemallow. It is endemic to Texas in the United States, where there are three remaining natural populations and three introduced populations.This woody perennial herb grows up to 2.3 meters tall. The leaves are T-shaped and have three lobes. The flower is white to pink in color with a deep red center. The five petals are up to four inches (10 cm) long. The sepals and bracteoles are fuzzy-haired.