To find photos of particular plants use the search function
Refine your search with the terms AND, OR or NOT. Use * as a wildcard
Giant Prickly Pear or Tree Prickly Pear (Opuntia echios), a large cactus native to the GalapagosIslands. With great age it develops a thick trunk topped with a branching head of pads densely studded with spines. The yellow or yellow-green flowers are followed by concave-topped fruits that are light green to pale yellow when ripe. opuntia-2468htm'>Opuntia. Order: Caryophyllales, Family: Cactaceae