Ecuador and the Galápagos, July 23 - August 7, 2007 / 20070804b_IsabelaPuntaMoreno_LavaCactus Ruth Milner, rmilner plus web at bookofmarvels dot net 12/21/2007

Lava Cactus, Punta Moreno As you can see from the child's hiking boots in the background, these cactus are not very big. It is amazing they can grow at all here. They are one of the "colonizer" plants that paves the way for other species.