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|Noun||1.||genus Heracleum - widely distributed genus of plants with usually thick rootstocks and large umbels of white flowers|
rosid dicot genus - a genus of dicotyledonous plants
Apiaceae, carrot family, family Apiaceae, family Umbelliferae, Umbelliferae - plants having flowers in umbels: parsley; carrot; anise; caraway; celery; dill