Dryopteris sacrosancta Koidz.

Species

Pteridophytes > Polypodiales > Dryopteridaceae > Dryopteridoideae > Dryopteris

Characteristics

Rhizome ascending, apex densely covered with narrowly lanceolate, dark brown scales. Fronds caespitose. Stipes 15-20 cm, densely clothed with scales at base; scales black at center, brown on margin, lanceolate, 1-1.2 cm × 1-1.5 mm. Lamina ovate-lanceolate, 25-30 × 15-20 cm, cordate, tripinnate, acuminate. Pinnae 10-13 pairs, alternate or subopposite, ovate-lanceolate; lowest pinnae largest, 13-18 × 7-10 cm, with 8-10 mm stalks, acuminate and curved upward at apex. Pinnules 8-10 pairs, lanceolate; basal basiscopic pinnules larger than acroscopic; lowest basiscopic pinnule on lowest pinna largest, up to 7 × 2.5 cm, cordate and stalked. Ultimate pinnules on lowest basiscopic pinnule 5-7 pairs, pinnatilobate or serrate, acute or obtuse. Veins pinnate; veinlets simple or forked. Lamina thickly papery or subleathery; rachis covered with brown, lanceolate scales; pinna rachis and pinnule rachis covered with brown, bullate scales. Sori on either side of costa; indusia brown, reniform, entire or erose. n = 123.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
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Root system rhizome
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Environment

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Hardiness (USDA) 5-10

Usage

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Edible -
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Cultivation

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Images

Dryopteris sacrosancta unspecified picture

Distribution

Dryopteris sacrosancta world distribution map, present in China, Japan, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:17328690-1
WFO ID wfo-0001117026
COL ID 37XLF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Dryopteris sacrosancta Polystichum sacrosanctum Dryopteris varia var. sacrosancta Polystichum bissetianum var. sacrosanctum Dryopteris bissetiana var. sacrosancta