Hemerocallis, commonly known as daylilies, are perennial plants, not annuals. They typically bloom for a single day, but the plants themselves can live for many years and produce numerous flowers throughout their growing season. Daylilies are known for their hardiness and ability to thrive in various conditions.
Probably hemerocallis.
The American Hemerocallis Society report in the 2007 List of Hemerocallis Registrations that there are currently 61,271 Daylily cultivars. According to Iowa State University, 'over 32,000 varieties of daylilies are registered, and over 12,000 varieties are sold by commercial nurseries'.
Lilium lancifolium is commonly known as Tiger Lily and has downward-facing blooms with dark spots, while Hemerocallis fulva is known as the Orange Daylily and has upward-facing blooms in a solid orange color. Tiger Lily has narrower leaves and grows from bulbs, while Orange Daylily has wider leaves and grows from rhizomes. Additionally, Tiger Lily is toxic to cats, while Orange Daylily is not.
There are many types of lilies. Lilium is true lilies. Titan Arum is the corpse lily. Calla lilies are really Zantedeschia aethiopica. Daylilies are really hemerocallis. Surprise lilies are lycoris.
An annual
The cucumber is a tropical perennial in zones 10 and warmer. In colder zones, it is grown as an annual.
There are several plant varieties named "Roland," such as the Hemerocallis Roland and the Berberis thunbergii Roland. These plants may have specific characteristics or features that set them apart from other varieties.
"Annual" is an adjective.
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Annual