[f. Arauco name of a province, whence the Araucanos Indians, and the territory of Araucania, south of Chili.] A genus of lofty coniferous trees, native to the southern hemisphere, one species of which (A. imbricata, familiarly termed ‘Puzzle-monkey’ or ‘Monkey-puzzler’), with the branches in regular whorls, and closely imbricated stiff sharp-pointed leaves, has been, since about 1830, cultivated as an ornamental tree in Britain.

1

1833.  Penny Cycl., II. 249. Araucaria, in Botany, is the name of a singular genus of gigantic firs. A. imbricata … is expected to be naturalised in this country, as some individuals now exist as far north as London.

2

1870.  H. Macmillan, Bible Teach., iv. 73. The formal educated look of the tree in the Araucarias that cover the wild slopes of the Chilian Andes.

3