The Genus Cytisus

Scots Broom, Scotch Broom: Cytisus scoparius - Bush to 7 feet tall. Leaves are in threes (looking like thin clover leaves). Stems and leaves are a dark green. Flowers bright yellow, often with reddish splotches and irregular in shape, looking like crab claws.

Striated Broom, Hairy-fruited Broom: Cytisus striatus -