Pink and white flower identity please?

Pink and white flower identity please?

Observation - Pink and white flower identity please? - UK and Ireland. Description: A single plant over 12 inches high in my estimation with strap like leaves at the base and multiple large flowers in pink and white with long stamens. I've never seen this plant growing here before and it seems very late in the year for such a flamboyant

A single plant over 12 inches high in my estimation with strap like leaves at the base and multiple large flowers in pink and white with long stamens. I've never seen this plant growing here before and it seems very late in the year for such a flamboyant specimen.