This grower is fairly sure of this plant identification.
good in water marginal or in garden or plant.mine tolerates water and dryness.great leaves and grows well.white with yellow centre flowers.arum lilly.peace lilly.these have been grown from the corm.
White arum lily, Lily-of-the-Nile, Pig lily, Trumpet lily, Arum lily
Zantedeschia aethiopica (White arum lily). These are deciduous perennials which produce many large broad leaves with dark green lance-shaped foliage. The flowers are large and will bloom in the spring, which are creamy white to a deep orange or pink; they are very long-lasting.
They are frost-tender to marginally frost-hardy species they are intolerant of dry conditions. They will prefer well-drained soils in full sun or partial-shade. Give them regular fertilizing and moist soil for the best performance.
Cutting bed, border, ornamental, container, bog, aquatic