| marattia | (n) type genus of the Marattiaceae: ferns having the sporangia fused together in two rows, Syn. genus Marattia |
| marattiaceae | (n) constituting the order Marattiales: chiefly tropical eusporangiate ferns with gigantic fronds, Syn. family Marattiaceae |
| marattiales | (n) lower ferns coextensive with the family Marattiaceae, Syn. order Marattiales |
| Marattia | prop. n. The type genus of the |
| Marattiaceae | prop. n. The natural family of ferns coextensive with the order |
| Marattiales | prop. n. An order of lower ferns coextensive with the family |