This grower is fairly sure of this plant identification.
grows in shallow bog in the pond marginal/ garden and spreads my soil; is clay.also can tolerate drought I have found and grows in pots.white with yellow stamen.
Spathiphyllum ‘Picolino’ (Peace lily). There are about 35 species of evergreen, rhizomatous perennials, which are grown for their foliage and flowers. They will produce lush, dark green, oval leaves that stand upright or slightly arch. The flowers are white, cream or green, and resemble arum lilies.
They are frost tender, min 15C. You can grow in loose, fibrous, porous potting soil with filtered light. You must water regularly, to keep the soil moist but not soggy.
Grown for their foliage and flowers.
Italics = data drawn from parent genus or speciesView Full Plant Finder Record