Iresine diffusa, or Juba´s bush, is a species of plant in the family Amaranthaceae. Its form Iresine diffusa f. lindenii, formerly Iresine lindenii, is commercially available as an ornamental.

Appearance: Herb 1–2 m, stem a little grooved, nodes jointed. Leaves opp, 14 x 7 cm, edge smooth. Flowers minute, greenish-white, panicle 40 cm long, male more open, female compact, 1 mm. Seed 0.5 mm.

Folk use: It is used to treat ovary inflammation in Peru.

Chemistry: Drimenes in aerial parts.