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Cyrtomium falcatum
(Linnaeus f.) C. Presl, Tent. Pterid. 86. 1836.
Polypodium falcatum
Linnaeus f., Suppl. Pl., 446. 1782
Stem scales orange-brown, ovate with attenuate apices. Leaves 30--60(--100) cm. Pinnae bright green and shiny adaxially, 4--10(--12) pairs, ovate-attenuate, usually falcate, 4--8.5 cm, leathery, sometimes with short, basal, acroscopic lobe, margins often undulate or coarsely and irregularly dentate. Indusia brown, sometimes with blackish centers, not shriveled at maturity. n = 2n = 123, apogamous.
Brick or stone walls, rocky areas, mesic forests, and coastal bluffs; 0--100 m; introduced; Calif., Fla., Ga., La., Miss., S.C.; Europe; Asia.
Cyrtomium falcatum is native to east Asia and widely escaped from cultivation. All plants in the flora appear to be the 32-spored, apogamous triploid.
