To Australasia—Goodeniaceæ, Epacridaceæ, Stackhousiaceæ, Brunoniaceæ, Tremandraceæ.

[A group of plants occurring only in one of the six great divisions of the world is called monomic, (from μονος one, and νομὸς, a region).

A group common to two divisions is dinomic; to three, trinomic; to four, quatrinomic; to all the divisions, polynomic.]

Natural Families predominant in the Northern Hemisphere.

Natural Families predominant in the Southern Hemisphere.