+Laburnocytisus adamii anagyroides" + "Chamaecytisus purpureus". +"Laburnocytisus adamii" is a legume, a member of the pea family Faboideae (or Papilionaceae, formerly Leguminosae). Only one cultivar, 'Adamii' (formally designated as +"Laburnocytisus" 'Adamii'), is known to have arisen from this graft. Most of the tree's branches resemble the laburnum in their foliage, which has three leaflets (3-palmate) and 3–6 cm long, yet also with dense clusters of broom-like shoots, also with three leaflets, but only 1 cm long and a darker green. It flowers in late spring or early summer; some branches have long (20–30 cm) racemes of yellow laburnum flowers, while others produce
Laburnum the Pacific Northwest and Northern Europe. "Laburnum" trees are ubiquitous in England, Wales, Scotland and Ireland, where they are commonly planted as lawn specimens or in shrub borders. Most garden specimens are of the hybrid between the two species, "Laburnum" ×"watereri" 'Vossii' (Voss's laburnum), which combines the longer racemes of "L. alpinum" with the denser flowers of "L. anagyroides"; it also has the benefit of low seed production. It has gained the Royal Horticultural Society's Award of Garden Merit. Laburnum Laburnum, sometimes called golden chain or golden rain, is a genus of two species of small trees in the subfamily