hysgĭnum: i, n., = ὕσγινον,I the darkred color obtained from the plant ὕσγη, Plin. 9, 41, 65, § 140; 21, 26, 97, § 170; Vitr. 7, 14; Dig. 32, 1, 78, § 5.
hysgĭnum, ī, n. (ὕσγινον), hysgyne, teinture violette : Plin. 9, 140.