Lindsaea ensifolia Sw.

ensis: sword, folia: leaves; with swordlike leaves, referring to the long and tapering pinnae.

Rhizome creeping, c. 1.5-3 mm in diameter; rhizome scales dark brown, lanceolate, with a long drawn out point, up to 2.5 mm long, margins entire. Fronds spaced 1-3 cm apart, erect, herbaceous, glabrous. Stipe brown, shiny, up to 36 cm long, glabrous except for a few scales near the base, grooved. Lamina up to 45 × 22 cm, imparipinnate, roughly oblonceolate in outline; fresh smelling lightly of almonds when crushed. Pinnae 7.5-20 × 0.5-2 cm, narrowly oblong-lanceolate, shortly petiolate, base unequally cuneate, apex shortly tapering to slightly rounded, margin entire to shallowly lobed, veins forming 1-2 rows of areoles along each side of the costa, venation anastomosing. Sori linear, continuous along the fertile pinnae; indusium linear, semitransparent, opening outwards.

Cameroon, Gabon, Ghana, Guinea, Madagascar, Mauritius, Mozambique, Nigeria, Pemba, Réunion, Seychelles, South africa, Tanzania, Zimbabwe and widely throughout southern Asia and the East Indies.

Lindsaea ensifolia là một loài thực vật có mạch trong họ Dennstaedtiaceae. Loài này được Sw. miêu tả khoa học đầu tiên năm 1801.

箭葉陵齒蕨（学名：Lindsaea ensifolia）为陵齒蕨科陵齒蕨屬下的一个种。