CASCADE, CURLING:

One of three defining forms of an Unusual Form daylily. A "cascade" refers to a small, steep waterfall or something resembling it. The cascade form may include cascading or curling of segments. Also see Cascading, Curling, Segment, Unusual form.

The straplike segments of this flower are examples of what a cascade should look like.

Cultivar: ORCHID CORSAGE (Saxton)
Photo by Bob Schwarz, used with permission.

The floral segmants descend nearly to where the tepals separate at the base of the blossom.

Cultivar: ORCHID CORSAGE
Photo by Bob Schwarz, used with permission.