Genus Brachycereus
The lava cactus is a species of cactus and the sole species of the genus Brachycereus.Species in the genus Brachycereus of plants
Lava cactus - The lava cactus is a species of cactus and the sole species of the genus Brachycereus. The plant is a colonizer of lava fields, hence its common name.