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|Noun||1.||genus Laburnum - flowering shrubs or trees having bright yellow flowers; all parts of the plant are poisonous|
rosid dicot genus - a genus of dicotyledonous plants
Papilionoideae, subfamily Papilionoideae - alternative name used in some classification systems for the family Papilionaceae
Alpine golden chain, Laburnum alpinum, Scotch laburnum - an ornamental shrub or tree of the genus Laburnum