There is an image of this cultivar on the Hosta Library. From the photo on the HL website, it appears to be an upright, small size hosta with green, pointed leaves and white marginal variegation. Its petioles are somewhat wider than usual.

According to The Hostapedia by Mark Zilis (2009), "H. 'White Beauty' = H. 'Undulata Albomarginata'