clethra : Idioms & Phrases
clethra alnifolia
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noun shrub of eastern and southern coastal United States having beautiful racemes of spice-scented white flowers
sweet pepperbush; summer sweet; pepper bush; white alder.
WordNet
genus clethra
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noun type and sole genus of the Clethraceae; deciduous shrubs or small trees: white alder, summer-sweet
Clethra.