Deparia okuboana (Makino) M.Kato

Species

Pteridophytes > Polypodiales > Athyriaceae > Deparia

Characteristics

Rhizomes creeping, ascending at apex. Fronds subcaespitose; fertile fronds up to 1.2 m; stipe upward stramineous, 30-50 cm, 3-5 mm in diam. at base, with sparse brown lanceolate scales, upper part glabrate; lamina 3-pinnatifid or 3-pinnate, broadly ovate or ovate-oblong, 30-80 × 25-40 cm, base rounded-cuneate and narrowed, apex acuminate; pinnae 10-14 pairs, alternate, shortly stalked or subsessile, oblong-lanceolate, 20-28 × 5-9 cm, narrowed toward base, acuminate at apex; pinnules 12-16 pairs, basal pinnules subopposite, other pinnules alternate, sessile, spreading, basal pinnules smaller, oblong, 1-1.2 cm × ca. 5 mm, subequilateral, obtuse-rounded; large pinnules oblong, 3-8 cm × 7-15 mm, base broadly cuneate, decurrent and adnate to costules with narrow costular wings, shallowly lobed to pinnatipartite, apex obtuse to acuminate; segments oblong, oblique, entire, obtuse-rounded. Veins pinnate in segment, lateral veins 2-4 pairs, simple. Lamina thickly papery when dried, grass-green, rachis, costae, and costules with sparse brownish broadly lanceolate small scales and scalelike vermiculate hairs. Sori orbicular, abaxial; indusia greenish brown, orbicular-reniform or somewhat horseshoe-shaped, membranous, entire or laciniate, persistent. Perispore with baculate or spinelike ornamentation. 2n = 120 (apomictic).
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Hardiness (USDA) 6-10

Usage

Uses medicinal
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Cultivation

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Distribution

Deparia okuboana world distribution map, present in China, Japan, Korea (Democratic People's Republic of), and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:17554420-1
WFO ID wfo-0001117790
COL ID 6CMG3
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lunathyrium okuboanum Deparia okuboana Dryoathyrium okuboanum Dryopteris okuboanum Athyrium viridifrons f. okuboanum Athyrium okuboanum Lunathyrium unifurcatum var. okuboanum Dryopteris okuboana Athyrium unifurcatum var. okuboanum Dryoathyrium viridifrons var. okuboanum