Banksia sceptrum Meisn.

Species

Angiosperms > Proteales > Proteaceae > Banksia

Characteristics

Shrub to 5 m tall and 4 m wide, without lignotuber. Bark smooth or slightly tessellated, grey. Stems tomentose, glabrescent. Leaves: petiole 5-8 mm long; lamina oblong, 4-9 cm long, 1-3 cm wide, truncate or emarginate; margins flat, very shortly and obtusely dentate; both surfaces densely tomentose, glabrescent except fine pits in lower surface. Inflorescence terminal, showy, 7-21 cm long; involucral bracts tomentose, falling early. Flowers yellow including styles. Perianth 28-32 mm long including limb of 6-8 mm, hirsute outside, glabrous inside. Pistil markedly S-shaped below apex, 40-50 mm long, shortly pubescent in lower half, glabrous above; pollen presenter fusiform with basal swelling, 3.5-4 mm long, 8-ribbed. Old flowers persistent. Follicles up to 50, broadly elliptic, 15-25 mm long, 8-18 mm high, 10-16 mm wide, smooth, pubescent, mottled. Seed obovate, 30-35 mm long; seed body obovate, 11-14 mm long, 7-9 mm wide, muricate inside, slightly rugose outside.
Life form -
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 3.25 - 5.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Grows in deep yellow or pale red sand in tall shrubland, commonly on dunes.
Light 7-9
Soil humidity 1-3
Soil texture 1-2
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-9

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 18 - 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -7
Optimum temperature (C°) -
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Vigor -
Productivity -

Images

Banksia sceptrum unspecified picture

Distribution

Banksia sceptrum world distribution map, present in Australia

Conservation status

Banksia sceptrum threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:703180-1
WFO ID wfo-0000559801
COL ID KL94
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Sirmuellera sceptrum Banksia sceptrum