Banksia audax C.A.Gardner

Species

Angiosperms > Proteales > Proteaceae > Banksia

Characteristics

Shrub to 1 m tall, with lignotuber. Bark fissured, grey. Stems tomentose. Leaves: petiole less than 10 mm long; lamina narrowly cuneate, 2-7 cm long, 8-20 mm wide, truncate, concave to flat; margins serrate; both surfaces tomentose-hirsute, glabrescent except fine pits in lower surface. Inflorescence on short lateral branchlet, 3-5 cm long; involucral bracts tomentose, persistent. Flowers golden orange including styles, those at apex rusty brown. Perianth 20-23 mm long including limb of 3.5-4 mm, pubescent-hirsute outside, glabrous inside. Pistil gently curved, 19-23 mm long, glabrous; ovary hairy; pollen presenter narrow, 1 mm long, obscurely ribbed. Old flowers persistent. Follicles up to 40, elliptic, 8-13 mm long, 4-5 mm high, 4-6 mm wide, smooth, hirsute. Seed obovate, 18-22 mm long; seed body cuneate-obovate, 10-12 mm long, 6-8 mm wide, smooth or slightly rugose.
Life form -
Growth form shrub
Growth support free-standing
Foliage retention evergreen
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Mature height (meter) 1.0
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Photosynthetic pathway c3

Environment

Found in yellow sandy loam sometimes with gravel, in open kwongan.
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Hardiness (USDA) 8-11

Usage

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Edible -
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Cultivation

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Germination duration (days) 30 - 90
Germination temperacture (C°) 18 - 21
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Images

Banksia audax unspecified picture

Distribution

Banksia audax world distribution map, present in Australia

Conservation status

Banksia audax threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:703068-1
WFO ID wfo-0000559571
COL ID KKZF
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Banksia audax