Leaves
|
Fronds usually erect, to 30‒70 cm long; stipe brown, 8‒12 cm long, rhizome, stipe, and rachis with dense pale brown linear-lanceolate scales 3‒4 mm long, 0.4‒0.6 mm wide, broader at base, margin subentire; blade linear to linear-elliptic, tapering gradually toward base and apex, 25‒70 cm long, 3‒5(‒6) cm wide, pinnae numerous, ca. (25‒)50‒80 on a side, 10‒25(‒30) mm long, 5‒7 mm wide, often deciduous with age, oblong to oblong-triangular, acroscopic base auriculate and overlapping the rachis, basiscopic base rounded, apex obtuse to acute, margin subentire to crenate-dentate, glabrous or sometimes with scattered hair scales abaxally; fertile pinnae located medially on blade, longer and usually slightly narrower than the sterile, with margin and apex more deeply crenate; veins mostly forked once, ending in prominent hydathodes; rachis densely scaly with scales smaller than those of stipe.
|