Grevillea annulifera F.Muell.

Prickly plume grevillea (en)

Species

Angiosperms > Proteales > Proteaceae > Grevillea

Characteristics

Shrub 2-4 m tall, almost glabrous. Leaves dorsiventral, 3-7 cm long, usually pinnatisect with 5-9 ±spreading divaricate lobes, rarely 2-or 3-lobed or entire; simple leaves and lobes linear, rigid, pungent, 1.5-3.5 cm long, 1-2 mm wide; margins angularly revolute to midveins; surfaces dissimilar, with lower surface 2-grooved, tomentose in grooves. Conflorescence terminal, erect to decurved on emergent flowering branches, usually paniculately 3-9-branched; unit conflorescence cylindrical, acropetal; ultimate floral rachis (50-) 80-170 mm long. Flowers usually transverse and ventrally extrorse. Flower colour: perianth cream or pale yellow; style after anthesis becoming pink then red. Perianth glabrous outside, bearded inside near base. Nectary annular. Pistil 28-35 mm long, glabrous; pollen-presenter very oblique to almost lateral, convex to broadly conical. Follicle globose to fat-lenticular, 27-29 mm long, glabrous, smooth.
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A shrub. It grows 2-4 m high and spreads 1.5-3 m wide. It has many branches. The leaves are 6 cm long by 3.5 cm wide. The leaves are divided into narrow leaflets along the stalk. The leaves can be entire but divided into lobes. They have sharp tips. There are usually 5-9 segments 2.5 cm long. The flowers are creamy-white. The are borne in showy panicles at the ends of branches. The fruit are about 2 cm across. They break irregularly to loose 2 half round seeds.
Life form -
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) 1.5 - 3.0
Mature height (meter) 2.0 - 4.0
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

It suits light non limy soils. It suits temperate or semiarid places. It requires plenty of sunshine and very good drainage. Plants can tolerate light frosts.
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Grows on sandplains, in low heath and mallee shrubland in yellow sand or red sand.
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Hardiness (USDA) 8-11

Usage

The almond-favoured kernels are eaten.
Uses -
Edible nectars nuts
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seed or cuttings. Cuttings are slow to form roots. The seed are very slow to germinate unless the corky layer is peeled off. Once this white embryo is revealed seed germinate in about 30 days.
Mode seedlings
Germination duration (days) 20 - 25
Germination temperacture (C°) 23 - 26
Germination luminosity light
Germination treatment soaking
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Images

Grevillea annulifera unspecified picture

Distribution

Grevillea annulifera world distribution map, present in Australia

Conservation status

Grevillea annulifera threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:703691-1
WFO ID wfo-0000708932
COL ID 3HCJR
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Grevillea annulifera