Hibiscus martianus is a flowering plant species that belongs to the Malvaceae family. It is a shrub that can reach up to 6 feet (1.8 meters) in height and has a spread of 4 feet (1.2 meters). The plant has large, showy flowers that are typically red or pink in color and can reach up to 4 inches (10 cm) in diameter. The leaves are green and glossy, and the plant has a woody stem.