Northeastern Asian Flora
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Deparia okuboana (Makino) M.Kato   (redirected from: Dryopteris okuboana Koidz.)
Family: Aspleniaceae
[Athyrium okuboanum Makino, moreAthyrium unifurcatum var. okuboanum (Makino) H.It?, Athyrium viridifrons Makino, Athyrium viridifrons var. okuboanum (Makino) Ohwi, Dryoathyrium okuboanum (Makino) Ching, Dryoathyrium viridifrons var. okuboanum (Makino) Ching ex S.H.Fu, Dryopteris okuboana Koidz., Dryopteris okuboanum (Makino) Koidz., Lunathyrium okuboanum (Makino) Sugim., Lunathyrium unifurcatum var. okuboanum (Makino) Sa.Kurata]
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  • Japan Flora
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Japan Flora: Rhizomes creeping; stipes light green, 30-50 cm. long,with deciduous scales; scales membranous, linear to broadly lanceolate, 3-10 mm. long, about 2 mm. wide, entire, unequal, fuscous-brown; blades thinly herbaceous to membranous, deltoid-ovate, or sometimes oblong-ovate, 40-80 cm. long, 25-50 cm. wide, acuminate,to bipinnatiparted to bipinnate, green, the rachis sometimes with minute dark brown scales; pinnae 7-10 pairs, opposite to alternate, oblong- ovate, 20-40 cm. long, subsessile, the lower pinnae often short- petiolulate with a pair of smaller pinnules at base, the costas on both sides with some hair like scales,the rachis winged; pinnules broadly lanceolate to oblong, 3-6 cm. long, 1-1.5 cm. wide, acuminate to obtuse, usually broadly adnate at base to the rachis, crenate-toothed or pinnately lobed to cleft; sori 10- 20, rounded; indusia reniform or sometimes hamate-oblong, about 0.5 mm. wide, erose-dentate. Woods.

Honshu, Shi­koku, Kyushu.

Deparia okuboana
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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