This member of the Xanthorrhoeaceae family was described by Robert Brown in 1810. It is found in the open forests of New South Wales in Australia, growing in sand or limestone. It can be found in protected areas, receiving some water and some rain. The stem can eventually grow to one or even two meters in height and 17-20 centimetres in diameter. The plentiful flowers are white.
The genera name from the Greek xanthos; 'yellow' and rheo; 'to flow', referring to the yellow gum that can be extracted. The species name means 'tree-like'.

