There is an image of this cultivar on the Hosta Library. From the photo on the HL website, it appears to be an upright growing, medium size hosta with light green leaves and thin yellow marginal variegation. The petioles have dark reddish dots. This non-registered cultivar was originated by Ron Livingston of Michigan.  

A lido is a public outdoor swimming pool and surrounding facilities, or part of a beach where people can swim, lie in the sun, or participate in water sports.