The eyes will grow into thick branches if not trimmed off. Leaves and blossoms are produced from growing tips. Marliac-type rhizomes grow horizontally, but stay more together rather than creeping along as the others do. It is also grows less vigorously than the others. Mexicana types have upright growth.
New tubers form either right under or along side the mother tuber, or are embedded within the tuber.
Tropical Water Lilies and some hardy kinds grow from this type of root. Tropical Water Lilies - Tropical Water Lilies usually hold their flowers above the surface of the water. The flowers are open for 3 or 4 days each. They need a water temperature of 70 F., though established plants can survive a bit lower. The spread of tropical Water Lilies ranges from 3 to 12 feet.