Monoecious, spineless, glabrous succulent, up to 300 x 300 mm, with a rosette of branches from a stout, obconic main stem, branches ascending, cylindrical, 8-10 mm thick, spineless, but with persistent woody peduncles, covered with low tubercles. Leaves soon deciduous, ovate, 1-2 mm long. Cyathia many around apex of each branch, each on a sometimes persistent peduncle in axil of tubercle, 6-7 mm diam., with 5 brown glands each with 5-7 finger-like processes on outer margin. Capsule sessile, 5-6 mm diam., glabrous.
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