Depends what you like. There are thousands.

Do a custom search on Tinkers. In the custom search box cut and paste this
FRAG like 'Fragrant'

There are 18108 fragrant daylilies. Each cultivar has a heading for rebloom also, so just go through each plant.

I found 6 plants on the first page that match FRAG-RE.
The first plant is Judy Davisson's A BLOOM WITH A VIEW.