11. See Kelly's "Indo-European Folk-lore," pp. 225-7.
12. See Hardwick's "Traditions, Superstitions, and Folk-lore," p. 117; also Grimm's "Teutonic Mythology," 1883, iii. 1083.
13. See Thorpe's "Northern Mythology," 1852, iii. 21, 137.
14. "Popular Romances of the West of England," 1871, p. 330.
15. Grimm's "Teutonic Mythology," iii. 1084.
16. See Thorpe's "Northern Mythology," iii. 208-9.
17. See chap. "Doctrine of Signatures."
18. See Yardley's "Supernatural in Romantic Fiction," 1880, pp. 131-2.
19. See Fiske, "Myths and Mythmakers," p. 44; also Baring-Gould's
"Curious Myths of the Middle Ages," 1877, p. 398.
20. "Survey of London." See Mason's "Folk-lore of British Plants" in Dublin University Magazine, September 1873, p. 326-8.