yellow trumpet vs yellow pitcher plant

yellow trumpet and yellow pitcher plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
yellow trumpet	Yes	No	No	No
yellow pitcher plant	Yes	No	No	No

As nouns, yellow trumpet and yellow pitcher plant are synonyms defined as:

yellow trumpet and yellow pitcher plant: pitcher plant of southeastern United States having erect yellow trumpet-shaped pitchers with wide mouths and erect lids

Other synonyms of yellow trumpet include huntsman's horn, huntsman's horns, Sarracenia flava, trumpets.

yellow trumpet (noun)	yellow pitcher plant (noun)
pitcher plant of southeastern United States having erect yellow trumpet-shaped pitchers with wide mouths and erect lids	pitcher plant of southeastern United States having erect yellow trumpet-shaped pitchers with wide mouths and erect lids