Polystichum neolobatum Nakai

Long-eared holly fern

Etymology Neolobatum is from the Greek neos, new, + lobatum, lobed.
Description Rhizome: erect, massive, scales variable in form, broadly ovate to narrower, to 2 cm long, papery, brownish.
Frond: 80 cm high by 13 cm wide, evergreen, monomorphic, blade/stipe ratio: 3:1.
Stipe: grooved, green above, brown at base, scales at base like those on rhizome, those on upper portion lanceolate, brownish, vascular bundles: 4 or more, in an arc.
Blade: 2-pinnate at the base, less upwards, narrowly lanceolate, usually narrower at base, glossy, papery, linear to lanceolate scales below, no hairs.
Pinnae: 25 to 30 pair, oblong-lanceolate; pinnules entire, acute, upper one at base of pinna enlarged; margins spiny at apex; veins free, forked, anadromic.
Sori: round, between midrib and margin, indusium: peltate or absent, central, sporangia: yellow or brownish to black.
Culture Distribution: Nepal, Tibet, China, Burma, Japan. Hardy to -25C, USDA Zone 5.
Synonyms
Polystichum lobatum (Huds.) C. Presl var. chinense H. Christ
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