In the marshy regions men on horse-back, called amber riders, follow the outgoing tide and search for the yellow gum.
Upon a plant also which yielded a yellow gum, there was less than upon the same kind of plant in Botany Bay.
The yellow gum has been discovered to possess the same property, but in an inferior degree.
yellow gum (Botany Bay gum) and brickdust, equal parts, melted together.
There is one form which splits easily which is designated as "yellow gum."