Euphorbia marginata vs snow-on-the-mountain

Euphorbia marginata and snow-on-the-mountain both are nouns.

Word	Noun	Adjective	Verb	Adverb
Euphorbia marginata	Yes	No	No	No
snow-on-the-mountain	Yes	No	No	No

As nouns, Euphorbia marginata and snow-on-the-mountain are synonyms defined as:

Euphorbia marginata and snow-on-the-mountain: annual spurge of western United States having showy white-bracted flower clusters and very poisonous milk

Other synonyms of Euphorbia marginata include ghost weed, snow-in-summer.

Euphorbia marginata (noun)	snow-on-the-mountain (noun)
annual spurge of western United States having showy white-bracted flower clusters and very poisonous milk	annual spurge of western United States having showy white-bracted flower clusters and very poisonous milk