The endemic lava cactus (Brachycereus nesioticus) growing in a pahoehoe lava on Fernandina Island. This species is one of the first plants to colonize Galapagos lava fields.
The endemic lava cactus (Brachycereus nesioticus) growing in a pahoehoe lava on Fernandina Island. This species is one of the first plants to colonize Galapagos lava fields.