Daylily (Hemerocallis) Hyperion

(Mead-F.B., 1924)
scape height   40 in, (102 cm)
bloom season   Midseason
ploidy   Diploid
foliage type   Dormant
fragrance   Fragrant
bloom habit   Extended 

Color: GYL1: Green yellow light self
Parentage: (Sir Michael Foster × Florham)

AHS - https://www.daylilies.org/DaylilyDB/detail.php?id=25689
Garden.org - https://garden.org/plants/view/5015/Daylily-Hemerocallis-Hyperion/