OTannenbaum: Huge DNA code of the Christmas tree beginning to yield its secrets

Christmas Tree DNANEW YORK – To millions of people, the Christmas tree is a cheerful sight. To scientists who decipher the DNA codes of plants and animals, it’s a monster.
We’re talking about the conifer, the term for cone-bearing trees like the spruce, fir, pine, cypress and cedar. Apart from their holiday popularity, they play big roles in the lumber industry and in healthy forest ecosystems.