Euphorbia milii vs Christ thorn

Euphorbia milii and Christ thorn both are nouns.

Word	Noun	Adjective	Verb	Adverb
Euphorbia milii	Yes	No	No	No
Christ thorn	Yes	No	No	No

As nouns, Euphorbia milii and Christ thorn are synonyms defined as:

Euphorbia milii and Christ thorn: somewhat climbing bushy spurge of Madagascar having long woody spiny stems with few leaves and flowers with scarlet bracts

Other synonyms of Euphorbia milii include Christ plant, crown of thorns.

Euphorbia milii (noun)	Christ thorn (noun)
somewhat climbing bushy spurge of Madagascar having long woody spiny stems with few leaves and flowers with scarlet bracts	somewhat climbing bushy spurge of Madagascar having long woody spiny stems with few leaves and flowers with scarlet bracts