More than 21 species living in South America, tropical Africa and Madagascar. Traps very special from 3 cm to 15 cm long buried in the ground and forming tube with a forked end. Prey: protozoa, tiny worms. Digestion: enzymes. Assimilation: through glands. Passive carnivorous plant.
Close to G. violacea, differing by its perennial habit (in cutivation and in wilde condition), larger traps, leaves and scapes. Previously named G. violacea "giant".
Small perennial terrestrial stolonate plant. Oboval leaves, 5 mm long. Flowering: 2/5, small light pink to purpule flowers.
Perennial terrestrial stoloniferous plants. Circular green leaves, 1 cm to 5 cm in diameter in rosette. Flowering: 1/3, purple fowers.