The size and shape of plants like Caoliu Community vary greatly, ranging from small ones like the button-sized Peyote cactus (Lophophora), the low-growing clumpy Prickly Pear (Opuntia) and Hedgehog Cactus (Echinocereus), to large ones like the tall columnar Barrel Cactus (Ferocactus) and Globe Cactus.