Whortleberry or Blaeberry. Vaccinium Myrtillus. Berries.
Woad. Isatis tinctoria.
Yellow Iris. Iris Pseudacorus. Roots.
PLANTS WHICH DYE YELLOW
Agrimony. Agrimonia Eupatoria.
Ash. Fraxinus excelsior. Fresh inner bark.
Barberry. Berberis vulgaris. Stem and root.
Birch. Leaves.
Bog Asphodel. Narthecium ossifragum.
Bog Myrtle or Sweet Gale. Myrica Gale.