Tex. Educ. Code § 88.111
When pine forest land is sold to the state for the payment of taxes, interest, penalty, and costs adjudged against the land, as provided in Article 7328, Revised Civil Statutes of Texas, 1925, as amended, and not redeemed or resold as provided in Article 7328, the land shall be withdrawn from the market and shall be held, protected, and administered by the board as state forest; and the board may manage, use, and improve the pine forest land as fully and to the same extent as in the case of other forest land held by it in accordance with the law. Forest land, as used in this section, includes all land on which is growing pine timber of any material value and all cutover pine timberland which may reasonably be expected to produce, by reason of natural or other methods of reforestation, another growth of pine timber of any material value.
Tex. Educ. Code § 88.111