Dryopteris himachalensis Fraser-jenk.

Species

Pteridophytes > Polypodiales > Dryopteridaceae > Dryopteridoideae > Dryopteris

Characteristics

Plants up to 60 cm tall. Rhizome widely creeping, densely scaly; scales dark brown, linear or linear-lanceolate, up to 2 cm. Fronds approximate; stipe brown or amber, 1/4-1/3 as long as lamina, densely clothed with lanceolate to linear-lanceolate, dark brown scales; lamina lanceolate, ca. 45 cm, ca. 14 cm wide at middle, once pinnate-pinnatifid, base narrowed, apex acuminate; pinnae 15-24 pairs, lanceolate, ca. 7 × 1.5 cm, widest at base, truncate, sessile, apex acuminate; segments 10-13 pairs, oblong, both sides parallel, connected at base, with obtuse, sparsely dentate apices. Lamina papery, glabrous adaxially, rarely with linear scales near costa abaxially; rachis and costa with linear-lanceolate, brown scales; veins pinnate, simple or 2-forked, evident on both surfaces. Sori 3 or 4(or 5) pairs on each segment, in 1 regular row on each side of costa, nearer to costa than to margin, absent from apices; indusia slightly thick, perfectly covering sorus.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.6
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) 6-10

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

Dryopteris himachalensis world distribution map, present in China and India

Identifiers

LSID urn:lsid:ipni.org:names:17529290-1
WFO ID wfo-0001116390
COL ID 37WLP
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Dryopteris himachalensis