Seeds from Thysanotus patersonii. A thin perennial climber or creeper with showy mauve flowers growing to 3ft . The flowers are hermaphrodite have both male and female organs. Australian Aborigines used to roll the whole vine into a ball, roast it in hot ashes and grind it into a green powder that was eaten with gum tree roots. Foliage and stems die back over summer to emerge in winter. Zones 8 to 10