genus Amsonia
genus of herbs and subshrubs with milky juice and showy bluish flowers; Europe to Asia Minor to Japan and North America • Syn: Amsonia • Hypernyms: dicot genus, magnoliopsid genus • Member Holonyms: Apocynaceae, family Apocynaceae, dogbane family • Member Meronyms: blue star, Amsonia tabernaemontana
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