A cactus. It is a shrubby plant. It forms dense clumps. The stems are erect, arching or clambering. They can be 3-5 m high. The stems are bright green when young and become darker green with age. They are 4 cm across. There are 8-12 ribs and these have deep depressions between them. There are 6-13 spines that are light brown or yellow but become darker near the tip. They are like needles and 2-4 cm long. The flowers are 12-18 cm long with long tubes. The fruit are oval and yellow to dull red. They are 6 cm across. They are edible.