narrow goldenrod vs Solidago spathulata

narrow goldenrod and Solidago spathulata both are nouns.

Word	Noun	Adjective	Verb	Adverb
narrow goldenrod	Yes	No	No	No
Solidago spathulata	Yes	No	No	No

As nouns, narrow goldenrod and Solidago spathulata are synonyms defined as:

narrow goldenrod and Solidago spathulata: western American goldenrod with long narrow clusters of small yellow flowers

narrow goldenrod (noun)	Solidago spathulata (noun)
western American goldenrod with long narrow clusters of small yellow flowers	western American goldenrod with long narrow clusters of small yellow flowers