Peace Lilies are elegant flowering perennials. Varieties range in size and density, but all have the characteristic lance-shaped, glossy dark green leaves and gorgeous, white lily flowers.
Spathiphyllum are in the top ten house plants for removing toxins and pollutants such as benzene, formaldehyde and trichloroethane from the air according to the research undertaken by Dr Wolverton and NASA.
Perhaps it's just in the name but such graceful and health giving plants do seem to have an uncanny ability to give rooms a calm, tranquil and relaxed mood.