bluebush

noun

Definition of bluebush

1 :a Mexican shrub (Ceanothus coeruleus) bearing a profusion of blue flowers
2 Australia :any of various plants: such as
a :a tomentose saltbush (Kochia pyramidata) with short linear leaves
b :a wattle (Aracia brachybotrya) with rather broad phyllodia and linear to narrowly elliptical pods

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