Cichorium
Allen, Supplement to the Encyclopedia of Pure Materia Medica, 1879, Vol. X, p. 467
Authority. 2, J. W. Slater, Lancet, 1855 (2), p. 379, effect on a young man from roasting chicory.
Unable to read at night, not from an outward irritation, but, as he phrased it, from a feeling of “ deadness” in the eyes,^.