Noun
type genus of the Rubiaceae; Old World herbs and subshrubs grown for their medicinal properties and for dye substances extracted from their roots
Source: WordNetThe Rubia plant was used to make the most common dye; it produced an orange-red or brick red color used to dye the clothes of merchants and artisans. Source: Internet
Prince Polon, who had the power to shrink or enlarge living creatures, the unscrupulous Queen Rubia, and Pyron the Comet Master were among the antagonists introduced during Mac Raboy's run. Source: Internet
Rubia Byrd and other players of the sport… Source: Internet