1) Genus viminaria 2) Rosid dicot genus 
Viminaria juncea is the single species in the genus Viminaria endemic to Australia. The genus is in the pea family Fabaceae. It is colloquially known as native broom after its resemblance to the related European broom plants. Originally described in 1795 by Schrader as Sophora juncea, it was given its current binomial name by Hoffmannsegg in 1824....
[n] - 1 species: Australian leafless shrubs: swamp oak
genus Viminaria noun one species: Australian leafless shrubs: swamp oak