bridal wreath vs Spiraea prunifolia

bridal wreath and Spiraea prunifolia both are nouns.

Word	Noun	Adjective	Verb	Adverb
bridal wreath	Yes	No	No	No
Spiraea prunifolia	Yes	No	No	No

As nouns, bridal wreath and Spiraea prunifolia are synonyms defined as:

bridal wreath and Spiraea prunifolia: shrub having copious small white flowers in spring

Other synonyms of bridal wreath include bridal-wreath, Saint Peter's wreath, St. Peter's wreath.

bridal wreath (noun)	Spiraea prunifolia (noun)
shrub having copious small white flowers in spring	shrub having copious small white flowers in spring
Chilean evergreen shrub having delicate spikes of small white flowers