1. Flowers and inflorescences of the “Amentiferae”
2. The Lower Eocene floras of southeastern North America;Berry E. W.;U.S. Geol. Surv. Prof. Pap.,1916
3. The Middle and Upper Eocene floras of southeastern North America;Berry E. W.;U.S. Geol. Surv. Prof. Pap.,1924
4. Revision of the Lower Eocene Wilcox flora of the southeastern states;Berry E. W.;U.S. Geol. Surv. Prof. Pap.,1930