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|Noun||1.||poison bush - any of various Australian evergreen shrubs of the genus Gastrolobium having whorled compound leaves poisonous to livestock and showy yellow to deep reddish-orange flowers followed by two-seeded pods|
genus Gastrolobium - genus of Australian evergreen shrubs poisonous to livestock: poison bush
|2.||poison bush - either of two Australian plants of the genus Swainsona that are poisonous to sheep|
smooth darling pea, Swainsona galegifolia - erect or trailing perennial of eastern Australia having axillary racemes of blue to purple or red flowers
hairy darling pea, Swainsona grandiflora, Swainsona greyana - shrubby perennial of southern Australia having downy or woolly stems and undersides of leaves and racemes of red to pink flowers