Polystichum crinigerum (C.Chr.) Ching

Species

Pteridophytes > Polypodiales > Dryopteridaceae > Dryopteridoideae > Polystichum

Characteristics

Plants evergreen. Rhizome erect, short. Fronds ca. 70 cm; stipe stramineous, 26-36 cm, ca. 4 mm in diam. at base, densely covered with lanceolate and linear tortuous yellowish brown scales, scale margins fimbriate. Lamina 1-pinnate, narrowly ovate, 42-48 × 12-24 cm, base nearly truncate, apex cuspidate; rachis without proliferous bulbils, densely covered with linear yellowish brown scales. Pinnae 12-16 pairs, alternate, attached at nearly right angles to rachis, extremely shortly stalked, linear-lanceolate, middle pairs 9-12 × 1.5-2.5 cm, bases rounded-cuneate or shallowly cordate, acroscopic margins slightly curved or with semicircular auricles, margins sparsely and inconspicuously serrulate, apices acuminate; abaxially with filiform yellowish brown scales, more densely so along midribs, adaxially glabrous; frond texture leathery; venation pinnate, midribs slightly raised abaxially, concave adaxially; lateral veins multiple times dichotomously branched, distinct abaxially. Sori in 2 or 3 rows on each side of midrib; indusia unknown.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Polystichum crinigerum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:17413710-1
WFO ID wfo-0001231663
COL ID 786T3
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Dryopteris crinigera Polystichum crinigerum