Noun has 2 senses

• rose mallow(n = noun.plant) common rose mallow, hibiscus moscheutos, swamp mallow, swamp rose mallow - showy shrub of salt marshes of the eastern United States having large rose-colored flowers;


• rose mallow(n = noun.plant) alcea rosea, althea rosea - plant with terminal racemes of showy white to pink or purple flowers; the English cottage garden hollyhock;