Diplazium sibiricum (turcz. ex Kunze) Sa.kurata In Nameg.

Species

Pteridophytes > Polypodiales > Athyriaceae > Diplazium

Characteristics

Plants evergreen, medium-sized. Rhizome slender, creeping, black, 2-3 mm in diam., apex scaly; scales brown or black-brown, shiny, broadly lanceolate, sparsely toothed at margin; fronds separate or approximate. Fertile fronds up to 80 cm; stipe black at base, upward stramineous, up to 45 cm, lower part with sparse scales similar to those on rhizome; lamina 2-pinnate with pinnules pinnatipartite, broadly deltoid, as long as wide, up to 35 cm, apex acuminate; pinnae more than 10 pairs, alternate, slightly ascending, broadly oblong-lanceolate or lanceolate, basal pinnae large, up to 18 × 8 cm, narrowed to base, stalked, apex acuminate; pinnules more than 10 pairs, subspreading, lanceolate or ovate-lanceolate, base broadly cuneate or subtruncate, shortly stalked or sessile, apex usually acuminate; basal 2 or 3 pairs of pinnules shortened, often narrowly ovate, apex obtuse; middle pinnules larger, up to 3.5 × 1 cm, pinnatipartite; pinnule lobes up to ca. 10 pairs, oblong, margin crenate or subentire, occasionally pinnatilobate, apex rounded; basal 1 or 2 pairs of lobes sometimes nearly free; veins pinnate, slightly raised and prominent abaxially, visible adaxially, usually purple-brown, veinlets up to ca. 5 pairs per lobe, simple or forked, reaching lobe margin. Lamina herbaceous when dry, green or brown-green; rachis and costae stramineous, costae, costules, and midribs abaxially ± gray-white soft hairy, more densely hairy when young or fronds glabrous. Sori oblong, up to 3 pairs per lobe, medial-supramedial, single or double on basal acroscopic veinlets; indusia light brown, membranous, opening acroscopically, erose at margin, persistent.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
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Root system rhizome
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Environment

Light -
Soil humidity 1-3
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Hardiness (USDA) 5-10

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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Images

Diplazium sibiricum unspecified picture

Distribution

Diplazium sibiricum world distribution map, present in China, Finland, Japan, Liberia, Mongolia, Norway, Korea (Democratic People's Republic of), and Russian Federation

Identifiers

LSID urn:lsid:ipni.org:names:17435900-1
WFO ID wfo-0001116150
COL ID 36HXT
BDTFX ID 82954
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Aspidium sibiricum Athyrium deltoideum Cystopteris crenata Asplenium sibiricum Athyrium crenatum Diplazium sibiricum Diplazium sommerfeldtii Aspidium crenatum Athyrium mite Athyrium idoneum Allantodia crenata Allantodia crenata var. crenata Diplazium sibiricum var. mite