(n) usually unbranched usually spineless cactus covered with warty tubercles and having magenta flowers and white or green fruit; resembles the related mescal; northeastern Mexico and southwestern United States, Syn. Ariocarpus fissuratus
(n) highly succulent stemless clump-forming plants with grey-green leaves similar in texture to lumps of granite; South Africa, Syn. stone mimicry plant, living rock