Cytisus is a genus of leguminous shrubs of the sub-order Papilionaceae, of the which the common broom is one of the best known British species. The members of the genus are shrubs or small trees, sometimes spiny, with leaves composed of three leaflets, and with yellow, purple, or white flowers. They belong to Europe, Asia, and North Africa, and are very ornamental plants. A common species is the common laburnum (Cytisus Laburnum). Another species is the Alpinelaburnum (Cytisus alpinus).
*D'Arcy Spice D'Arcy Spice is an old russet apple once very popular in East Anglia. The full spicy flavour is best after a warm summer and the fruit stores extremely well, keeping until May. Research Cytisus
Laburnum is a highly poisonous deciduous shrub or small tree of the family Leguminosae with smooth greyish-green bark and trifoliate, long-stalked leaves which are dark-green and glabrous above, paler and felted below. The flowers are yellow and arranged in long drooping racemes. The fruit is a brown pod containing black seeds, which contain the highly toxicalkaloid cytisine. Research Laburnum