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 his Ode on the death of Cadwallon, calls them "wearers of long blue robes."

The ovate or Ovydd, professing astronomy, medicine, &c. wore green, the symbol of learning, &s being the colour of the clothing of nature. Taliesin makes an ovate say, "with my robe of bright green, possessing a place in the assembly " The disciples of the orders wore variegated dresses of the three colours, blue, green, and white

The arch-druid or high-priest wore an oaken garland, surmounted sometimes by a tiara of gold. A bas-relief, found at Autun, represents two Druids in long tunics and mantles; one crowned with an oaken