Tasmanian Oak is a sustainable native Australian hardwood and it's a trade name for a few species with similar features. In Victoria and NSW it's called Victorian Ash. It is recognised for its excellent staining qualities, which allow ready matching with other timbers, finishes or furnishings. Colour: varying from light straw to reddish brown with intermediate shades of cream to pink.
American Oak or American White Oak is a sustainable hardwood from America and is the trade name for a variety of species. It's also quite similar in appearance and colour to European Oak. Colour: pale to medium golden brown.
Please be advised that timber is a beautiful natural material with grain detail, colour and finishes subject to variation.