Easton's Bible Dictionary (1897)
) Hebrew atad, Judg. 9:14; rendered “thorn,” Ps. 58:9. The LXX. and Vulgate render by rhamnus, a thorny shrub common in Palestine, resembling the hawthorn. V. “thistles”); “thickets” in 1 Sam. 13:6; “thistles” in 2 Kings 14:9, 2 Chr. 25:18, Job 31:40; “thorns” in 2 Chr. 33:11, Cant. 2:2, Hos. 9:6. The word may be regarded as denoting the common thistle, of which there are many species which encumber the corn-fields of Palestine.
Smith's Bible Dictionary (1863)
[Thorns]
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
BRAM'BLE . See Thorns.