Others store water in succulent leaves or stems or in fleshy tubers. These are succulent subshrubs growing from a system of fibrous, often fleshy roots. Fruit is an aggregate of nuts, a berry, or an irregularly dehiscent fleshy spongy capsule. Almost any fleshy cactus fruit is edible. The roots are fibrous, fleshy or tuberous. The roots are fine or thick and fleshy or tuberous. Plants grow in clumps of small rosettes of tiny, fleshy, light green leaves. It looks like a berry, but is actually a dry capsule surrounded by fleshy calyx. The rhizomes are wide-spreading, fleshy, and bear fibrous roots. A thick peel covers the fleshy pulp. "Rheum" species are herbaceous perennials growing from fleshy roots. This species is a perennial herb growing from a fleshy rhizome. The roots are thick, fleshy, and covered with bright orange bark. The leaves have three lobes and are fleshy and hairless, wide and long . The head has fleshy growths called caruncles.