Blechnum durum (T.Moore) C.Chr.

Species

Pteridophytes > Polypodiales > Blechnaceae > Blechnoideae > Blechnum

Characteristics

Rhizome stout, ascending, sts produced into a short caudex, clad in brown linear-attenuate to ovate-lanceolate paleae up to 15 mm. long; stipites tufted. Stipes rigid, 2.5-5 cm. long, paleate in lower half, dark brown, ± pilose. Rhachis stout, prominent, deeply grooved above, ± pilose, bearing numerous pinnae. Sterile lamina coriac. to almost fleshy, oblong to lanceolate, dark green above, paler below, acute to acuminate, margins entire; veinlets mostly forked; lower and mid portion pinnate, upper pinnatifid; 15-40-(75) × 3-5-(10) cm. Pinnae sessile by widened base, approximate. Larger pinnae 2-4-(7) cm. × 4-6-(12) mm., narrow-oblong, obtuse to subacute, subfalcate; lower gradually decreasing in size. Fertile lamina 10-40 × 2-7 cm.; pinnae rather close-set, linear-oblong, rigid, obtuse, patent. Sori covering whole of undersurface.
Life form -
Growth form tree
Growth support -
Foliage retention -
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) 7-10

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 -

Images

Blechnum durum unspecified picture

Distribution

Blechnum durum world distribution map, present in New Zealand

Identifiers

LSID urn:lsid:ipni.org:names:17058750-1
WFO ID wfo-0000163233
COL ID JVQS
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Lomaria dura Struthiopteris dura Blechnum durum Austroblechnum durum