Turk's-cap vs Lilium superbum

Turk's-cap and Lilium superbum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Turk's-cap	Yes	No	No	No
Lilium superbum	Yes	No	No	No

As nouns, Turk's-cap and Lilium superbum are synonyms defined as:

Turk's-cap and Lilium superbum: lily of the eastern United States with orange to red maroon-spotted flowers

Other synonyms of Turk's-cap include Turk's cap-lily.

Turk's-cap (noun)	Lilium superbum (noun)
lily of the eastern United States with orange to red maroon-spotted flowers	lily of the eastern United States with orange to red maroon-spotted flowers
lily with small dull purple flowers of northwestern Europe and northwestern Asia