Rubia
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Rubia is the type genus of the Rubiaceae family of flowering plants, which also contains Coffea. It contains around 80 species of perennial scrambling or climbing herbs and subshrubs native to the Old
Skeins of yarn dyed with madder root, Rubia tinctorum
Teinture naturelle Millepertuis 2
Rose madder
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Rose madder is a red paint made from the pigment madder lake, a traditional lake pigment extracted from the common madder plant Rubia tinctorum.
Rubia tinctorum, from whose root the colour is extracted
