Asperula tinctoria, common name dyer's woodruff, is a plant in the family Rubiaceae, a native of much of northern and central Europe from France to Russia and also of Western Siberia.Hylander, Nils. 1945. Uppsala Universitets Arsskrift 7: 298, Galium triandrumSoó von Bere, Károly Rezsö. 1974. Repertorium Specierum Novarum Regni Vegetabilis 85: 435, Asperula tinctoria subsp. hungarorumJávorka, Sándor. 1925. Magyar Flóra 1037, Asperula hungarorum
Uses The root was used by the ancient Greeks and Romans to make a red dye for clothing, but was less productive than the more widely used madder Rubia tinctorum.Bailey, L.H. & E.Z. Bailey. 1976. Hortus Third i–xiv, 1–1290. MacMillan, New York.
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Botanik im Bild / Flora von Österreich, Liechtenstein und Südtirol, Rubiaceae / Asperula tinctoria, Färber-Meier Altervissta Flora Italiana, Asperula tinctoria Flore Alpes (Fouillouse France), Aspérule des teinturiers, Asperula tinctoria