Fossil ferns of the Asian tropics: Salvinia and Acrostichum macrofossils and diverse fern spores from the early Eocene Ghazij Formation (Balochistan, Pakistan). - Spagnuolo, Edward J; Shaw, David; Wilf, Peter; Wing, Scott L; ul-Haq, Munir; Clyde, William C (Annals of Botany, 2026)