Meaning of balm-of-Gilead

balm-of-Gil•e•ad

1. any of several plants of the genus Commiphora, esp. C. opobalsamum and C. meccanensis, which yield a fragrant oleoresin.
2. the resin itself, a turbid yellow, green, or brownish-red water-insoluble gluey liquid, used chiefly in perfumery.
3. a hybrid North American poplar, Populus gileadensis, cultivated as a shade tree.