Definition of polygonatum
1 capitalized : a genus of herbs (family Liliaceae) of the north temperate zone having erect or arching stems, entire leaves, axillary tubular flowers often in pairs, and globular black or blue berries
2 plural -s : any plant of the genus Polygonatum
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Origin and Etymology of polygonatum
New Latin, from Latin polygonaton sealwort, from Greek polygonaton, from neuter of polygonatos having many joints, from poly- + gonat-, gony knee
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