Summary

1911 Encyclopædia Britannica, Volume 17… (1911)

MADDER, or Dyers’ Madder, the root of Rubia tinctorum and perhaps also of R. peregrina, both European, R. cordifolia, a native of the hilly districts of India and of north-east Asia and Java, supplying the Indian madder or manjit. Rubia is a genus of about thirty-five species of the tribe Galieae of the order Rubiaceae, and much resembles the familiar Galiums, e.g.
Source: Wikisource

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