+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
HMS Laburnum (1915) of Ireland with the loss of 32 lives. "Laburnum" was one of several ships, also including the seaplane carrier and the sloops and , to go to "Hesperian"s aid. Attempts to tow "Hesperian" to port failed, with the stricken liner sinking on 6 September. The sinking of the "Hesperian", which occurred despite an assurance to US President Woodrow Wilson from the German Chancellor Theobald von Bethmann-Hollweg that no passenger liners would be sank without warning, provoked protests from America that resulted in the submarine campaign against merchant shipping in British waters being suspended for several months. On 24 April 1916,