living rock

Noun living rock has 2 senses

• living rock(n = noun.plant) ariocarpus fissuratus - 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;
is a kind of cactus
is a member of ariocarpus, genus ariocarpus

• living rock(n = noun.plant) living granite, stone mimicry plant - highly succulent stemless clump-forming plants with grey-green leaves similar in texture to lumps of granite; South Africa;
is a member of genus pleiospilos, pleiospilos
is a kind of succulent