你女兒沒有被收養，你可以拿到1/2，前婚女兒能拿1/2

見以下表格藍色行列。 

“if you die with ... spouse and at least one descendant from you and someone other than that spouse ...."

spouse => 你

at least one descendant ... => 前婚生女兒。

你的女兒和你的丈夫沒有繼承關係。

http://www.nolo.com/legal-encyclopedia/intestate-succession-oregon.html

 

Who Gets What in Oregon?

Under intestate succession, who gets what depends on whether or not you have living children, parents, or other close relatives when you die. Here’s a quick overview:

If you die with:	here’s what happens:
children but no spouse	children inherit everything
spouse but no descendants or parents	spouse inherits everything
spouse and descendants from you and that spouse	spouse inherits everything
spouse and at least one descendant from you and someone other than that spouse	spouse inherits 1/2 of your intestate property descendants inherit everything else
parents but no spouse or descendants	parents inherit everything
siblings but no spouse, descendants, or parents	siblings inherit everything