Are both Rhapidophyllum and Spartium flowering plants?
Rhapidophyllum:  It is native to the subtropical southeastern United States. Rhapidophyllum:  It is one of the most cold-hardy palms in the world, and can be found growing in several areas with warm temperate climates. Spartium: Spartium junceum, commonly known as Spanish broom or weaver's broom, is a species of flowering plant in the family Fabaceae.
i don't know