Pete & Melissa's Galapagos Photo Album

One of many cactus "trees"

Opuntia echios var. gigantea, one of the Prickly Pear Cactus. To 12 metersin height. Reddish bark when older, green and spiny when young. Stems as cactus "pads" bear spines in groups. Fourteen Opuntia types occur in the Galapagos.