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|Noun||1.||genus Rubia - type genus of the Rubiaceae; Old World herbs and subshrubs grown for their medicinal properties and for dye substances extracted from their roots|
asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs
family Rubiaceae, madder family, Rubiaceae - widely distributed family of mostly tropical trees and shrubs and herbs; includes coffee and chinchona and gardenia and madder and bedstraws and partridgeberry