Ammania gracilis - Bundle Plant B010 - Live Aquatic Plant. Buy 2 gets 1 FREE All our plants pass USDA requirement Imported from the Rain Forrest in Thailand - USDA Certified. They have upright stems with opposite sessile leaves. When grown under water, the leaves are 7 - 12 cm long and 0.6 - 1.5 cm broad. This large, colorful stem plant, when under good growing conditions, grows rapidly upwards toward the water's surface.