Grevillea eriostachya Lindl.

Species

Angiosperms > Proteales > Proteaceae > Grevillea

Characteristics

Shrub 1.5-2 m high, bushy at base with emergent flowering branches. Leaves 5-30 cm long, mostly entire on flowering branches, otherwise 2-7-partite, sometimes lower lobes again sparingly divided; lobes and entire leaves linear, 1-2 (-2.7) mm wide, not pungent; margins angularly refracted; lower surface enclosed except for midveins, hairy in grooves. Conflorescence simple or few-branched; unit conflorescence erect, conico-secund, strongly acropetal, usually borne well clear of foliage on peduncular canes to c. 40 cm long; ultimate floral rachis 75-200 mm long. Flower colour: perianth and style green in bud becoming bright yellow. Perianth loosely tomentose to sublanate, sometimes with erect simple glandular hairs mixed with the biramous hairs; indumentum often matted with a glandular exudate. Pistil 14.5-22 mm long; style usually with minute erect simple hairs in middle third or rarely glabrous, lacking a dorsal hump below style-end. Follicle 15-22 mm long, tomentose with mixed biramous and simple-glandular hairs.
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A small to large spreading shrub. It can grow 1.5-5 m high and spread 2-4 m wide. The leaves are normally thicker near the ground. The branches are long and erect and slightly arching. These have fewer leaves. The leaves are long and wiry and segmented. The leaves are 15-20 cm long and divided into leaflets along the stalk. The flowers are towards the ends of these branches. The flowers are in woolly spikes. These are 20 cm long. The flowers are bright orange. The fruit are oval but flattened. They are 2 cm long and dark brown. They are densely hairy.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) 2.0 - 4.0
Mature height (meter) 1.5 - 3.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

A tropical plant. It grows in arid areas. It can grow in semiarid areas. It needs well drained, dry soil and full sun. It can stand light frost. It suits hardiness zones 9-11.
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Grows in deep sandy soils in heathy or spinifex-shrub communities.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-11

Usage

The nectar from the flowers can be sucked or a drink made by soaking the flowers in water.
Uses -
Edible nectars
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants are grown from seeds. Seeds germinate in 20-75 days. Plants can also be grown from cuttings.
Mode cuttings seedlings
Germination duration (days) 20 - 25
Germination temperacture (C°) 23 - 26
Germination luminosity light
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Grevillea eriostachya unspecified picture

Distribution

Grevillea eriostachya world distribution map, present in Australia

Conservation status

Grevillea eriostachya threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:703812-1
WFO ID wfo-0000709145
COL ID 3HCP5
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Grevillea eriostachya