cypress spurge vs Euphorbia cyparissias

cypress spurge and Euphorbia cyparissias both are nouns.

Word	Noun	Adjective	Verb	Adverb
cypress spurge	Yes	No	No	No
Euphorbia cyparissias	Yes	No	No	No

As nouns, cypress spurge and Euphorbia cyparissias are synonyms defined as:

cypress spurge and Euphorbia cyparissias: Old World perennial having foliage resembling cypress; naturalized as a weed in the United States

cypress spurge (noun)	Euphorbia cyparissias (noun)
Old World perennial having foliage resembling cypress; naturalized as a weed in the United States	Old World perennial having foliage resembling cypress; naturalized as a weed in the United States