1889. J. H. Maiden, `Useful Native Plants,' p. 60:

"A `Kurrajong.' The `Bottle-tree' of N.E. Australia, and also called `Gouty-stem,' on account of the extraordinary shape of the trunk. It is the `Binkey' of the aboriginals.

"The stem abounds in a mucilaginous substance resembling pure tragacanth, which is wholesome and nutritious, and is said to be used as an article of food by the aborigines in cases of extreme need. A similar clear jelly is obtainable by pouring boiling water on chips of the wood."

<hw>Bottom</hw>, <i>n</i>. in gold-mining, the old river-bed upon which the wash-dirt rests, and upon which the richest alluvial gold is found; sometimes called the gutter.

1887. H. H. Hayter, `Christmas Adventure,' p. 5:

"We reached the bottom, but did not find gold."

<hw>Bottom</hw>, <i>v</i>. to get to the bedrock, or clay, below which it was useless to sink (gold-mining).

1858. T. McCombie, `History of Victoria,' c. xv. p. 219:

"In their anxiety to bottom their claims, they not seldom threw away the richest stuff."

<hw>Boundary-rider</hw>, <i>n</i>. a man who rides round the fences of a station to see that they are in order.