Didymochlaena truncatula Didymochlaena truncatula (Sw.) J.Sm. in J. Bot. 4: 196. 1841≡Adiantum lunulatum Houtt. in Nat. Hist. 2: pl. C (100), f. 1. 1774≡Aspidium truncatulum Sw. in J. Bot. (Schrader) 1800: 36. 1801
