Banksia formosa (R.Br.) A.R.Mast & K.R.Thiele

Species

Angiosperms > Proteales > Proteaceae > Banksia

Characteristics

Shrub to 4 m, often bushy, without lignotuber. Stems hirsute and tomentose. Leaves: petiole 2-3 mm long; lamina broadly linear, pinnatipartite, 7-16 cm long, 6-11 mm wide, obtuse, mucronate, closely tomentose below, relatively soft; margins recurved; lobes 30-45 each side, ±triangular, acute, curved with lower margin convex. Inflorescence terminal; involucral bracts ovate, obovate or oblong, abruptly narrowed, to 16-20 mm long, obtuse, silky-villous; floral bracts glabrous; flowers 100-220 per head. Perianth 25-39 mm long, golden orange, loosely crisped-villous above base; claw hirsute; limb 4-5 mm long, long-hirsute. Pistil bowed, 29-55 mm long, yellow, glabrous except long hairs on ovary; pollen presenter narrowly cylindrical, 2-4 mm long, ribbed. Follicles to 16 per head, ±obovate, 11-13 mm long, glabrous.
Life form -
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.0 - 3.0
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 loam, gravelly loam and on granite and metasandstone rocky slopes, in tall kwongan and open forest.
Light 7-9
Soil humidity 1-3
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-10

Usage

Uses environmental use
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 formosa unspecified picture

Distribution

Banksia formosa world distribution map, present in Australia

Conservation status

Banksia formosa threat status: Near Threatened

Identifiers

LSID urn:lsid:ipni.org:names:77080564-1
WFO ID wfo-0000506532
COL ID KL45
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Banksia formosa Dryandra formosa