仙人掌(Barrel Cactus) The pleated shape of the Barrel Cactus allows it to expand when it rains and store water in its spongy tissue.It shrinks in size during dry times as it uses the stored water
The pleated shape of the Barrel Cactus allows it to expand when it rains and store water in its spongy tissue. It shrinks in size during dry times as it uses the stored water 仙人掌 (Barrel Cactus)
Old Man Cactus The white hairy surface of the Old Man Cactus helps the plant reflect the hot desert sun
The white hairy surface of the Old Man Cactus helps the plant reflect the hot desert sun. Old Man Cactus