The whole plant of Araucaria delevoryasii and Agathoxylon hoodii—giant trees with silicified wood, gently tapering trunks, araucarian seed and pollen cones, and Brachyphyllum-type leaves with cuticle from the Upper Jurassic Morrison Formation of the Howe-. GIW [Internet]. 2025 Nov. 25 [cited 2026 Apr. 16];12:293-314. Available from: https://giw.utahgeology.org/index.php/GIW/article/view/158