Polygonaceae
plural nounPo·lyg·o·na·ce·ae | \ pəˌligəˈnāsēˌē \
Definition of Polygonaceae
: a family of herbs, shrubs, or trees (order Polygonales) chiefly of the north temperate zone having mostly entire leaves with stipules forming a sheath round the stem and flowers that are spicate and apetalous and including the buckwheats
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