Psilotum Sw. in J. Bot. (Schrader) 1800(2): 8, 109. 1801
Psilotum in J. Bot. (Schrader) 1800(2): 8, 109. 1801
Tipo: "(Brongniart in Bory, Dict. Class. Hist. Nat. 9: 558. 1826): Psilotum triquetrum Sw., nom. illeg. (Lycopodium nudum L., Psilotum nudum (L.) P. Beauv.)."1
Psilotum in J. Bot. (Schrader) 1800(2): 8, 109. 1801