Bdellium
BDELLIUM (used by Pliny and Dioscorides as the name of a plant which exuded a fragrant gum), a name applied to several gums or gum-resins that simulate and are sometimes found as adulterants of true myrrh (q.v.).
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)