Dryopteris cycadina (Franch. & Sav.) C.Chr.

Species

Pteridophytes > Polypodiales > Dryopteridaceae > Dryopteridoideae > Dryopteris

Characteristics

Plants up to 50 cm tall. Rhizome and stipe base erect, short, stout, densely clothed with linear-lanceolate, sparsely ciliate, brownish black scales. Fronds caespitose; stipe dark purplish brown, ca. 15 cm, sparsely clothed upward with scales similar to those on rhizome and stipe base; lamina lanceolate or elliptic-lanceolate, 30-35 cm, up to ca. 10 cm wide at middle, once pinnate, base slightly narrowed, apex acuminate; pinnae ca. 20 pairs, alternate, slightly oblique, falcate-lanceolate, middle pinnae longer than others, ca. 6 × 1.2 cm, base truncate, very shortly stalked, margin pinnatifid to parted, apex acuminate, lowest several pinnae slightly shortened, slightly reflexed, basal pinna ca. 3.5 cm; segments suboblong, serrulate, rounded at apex. Lamina thinly papery, both surfaces subglabrous; rachis densely clothed with linear, brownish black, ciliate scales, pinna rachis sometimes sparsely scaly abaxially; veins pinnate, simple. Sori on middle of veinlets, scattered on each side of costa; indusia orbicular-reniform, entire.
Life form perennial
Growth form herb
Growth support -
Foliage retention
Sexuality -
Pollination -
Spread -
Mature width (meter) 0.1 - 0.5
Mature height (meter) 0.5 - 0.6
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

In Qld it grows as a terrestrial in rainforests at middle altitudes.
Light 3-6
Soil humidity 5-7
Soil texture 1-2
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 6-9

Usage

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

Cultivation

Can be grown by divisions.
Mode divisions
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -23
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Dryopteris cycadina habit picture by Maarten Vanhove (cc-by-sa)

Leaf

Dryopteris cycadina leaf picture by Maarten Vanhove (cc-by-sa)
Dryopteris cycadina leaf picture by Maarten Vanhove (cc-by-sa)

Distribution

Dryopteris cycadina world distribution map, present in Australia, China, Japan, Korea (Democratic People's Republic of), and Taiwan, Province of China

Identifiers

LSID urn:lsid:ipni.org:names:17094050-1
WFO ID wfo-0001115058
COL ID 37W8G
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Dryopteris cycadina Dryopteris fengyangshanensis Aspidium cycadinum Dryopteris longirostrata Dryopteris rigidiuscula