Project 3725: F. Herrera, G. Shi, M. A. Bickner, N. Ichinnorov, A. B. Leslie, P. R. Crane, P. S. Herendeen. 2021. Early Cretaceous abietoid Pinaceae from Mongolia and the history of seed scale shedding. American Journal of Botany. 108 (8):1483-1499.
This project has 90 taxa.