Althea officinalis vs marsh mallow

Althea officinalis and marsh mallow both are nouns.

Word	Noun	Adjective	Verb	Adverb
Althea officinalis	Yes	No	No	No
marsh mallow	Yes	No	No	No

As nouns, Althea officinalis and marsh mallow are synonyms defined as:

Althea officinalis and marsh mallow: European perennial plant naturalized in United States having triangular ovate leaves and lilac-pink flowers

Other synonyms of Althea officinalis include white mallow.

Althea officinalis (noun)	marsh mallow (noun)
European perennial plant naturalized in United States having triangular ovate leaves and lilac-pink flowers	European perennial plant naturalized in United States having triangular ovate leaves and lilac-pink flowers