Isopogon attenuatus R.Br.

Species

Angiosperms > Proteales > Proteaceae > Isopogon

Characteristics

Shrub to c. 1.5 m tall, often sprouting from a lignotuber. Branchlets pale to mid-reddish brown, mostly glabrous. Leaves simple; petiole narrowed from lamina base, usually c. 5 cm long; lamina oblong-spathulate to ±linear, flat, thick, to c. 16 cm long, obscurely veined to almost veinless, glabrous; apex obtuse and ending in a hard, sharp, straight or hooked point. Inflorescence ±globose, often slightly flattened, terminal or in upper axils, sessile, mostly solitary, to 40-50 mm diam.; involucral bracts few, ovate, acute, glabrous except for a ciliate margin; cone scales mostly narrowly ovate or linear, ±villous. Flowers 10-15 mm long, creamy yellow to pale yellow, villous towards tips of tepals, otherwise glabrous. Pollen presenter c. 3 mm long, glabrous, fusiform, slightly dilated at base. Cones ±globose, slightly flattened, c. 25 mm diam. Nuts ovoid, c. 3 mm long with a persistent beak, villous.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

Grows in open Eucalyptus or sclerophyllous woodland with a heathy understorey, in ironstone gravels or laterite.
Light -
Soil humidity -
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Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
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Productivity -

Images

Isopogon attenuatus unspecified picture

Distribution

Isopogon attenuatus world distribution map, present in Australia

Conservation status

Isopogon attenuatus threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:704558-1
WFO ID wfo-0000732688
COL ID 3QBBX
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Atylus attenuatus Isopogon attenuatus Isopogon attenuatus var. angustatus Isopogon attenuatus var. dilatatus Isopogon attenuatus var. latebracteata