Dryopteris lepidorachis C.Chr.

Species

Pteridophytes > Polypodiales > Dryopteridaceae > Dryopteridoideae > Dryopteris

Characteristics

Rhizome ascending, densely covered with scales at apex. Fronds caespitose. Stipes 15-25 cm, densely scaly; scales at base dark brown, lanceolate, 1-1.5 cm; scales above ovate, 4-5 × 3-4 mm, caudate at apex, toothed at margin. Lamina ovate-lanceolate, 25-50 × 20-30 cm, bipinnate. Pinnae 10-12 pairs, subopposite below, alternate above, lanceolate, 8-15 × 2-4 cm, approximate. Pinnules 10-13 pairs, oblong-lanceolate, 1-2 cm × ca. 5 mm, cordate, stalked, serrate or pinnatilobate, apex obtuse and serrulate. Rachis densely covered with ovate scales like those on upper part of stipe; pinna rachis densely covered with lanceolate scales and bullate scales. Veins pinnate; veinlets simple or forked, obscure adaxially, visible abaxially. Lamina herbaceous, dark green, glabrous adaxially, with small scales abaxially. Sori nearer to margin than to costa; indusia brown, reniform.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
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Mature height (meter) -
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
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Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
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Distribution

Dryopteris lepidorachis world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:17096730-1
WFO ID wfo-0001114905
COL ID 37WTL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Dryopteris lepidocaulon Dryopteris lepidorachis Nephrodium rheosorum Dryopteris basitripinnatifida Dryopteris championii var. rheosora