Grevillea roycei Mcgill.

Species

Angiosperms > Proteales > Proteaceae > Grevillea

Characteristics

Open shrub 1-2 m high, with emergent arching flowering branches. Branchlets glabrous, glaucous. Leaves 0.7-3 cm long, deeply and divaricately tripartite to biternate, often with terminal lobe simple and lateral lobes 2-or 3-lobed; ultimate lobes linear to subulate, 0.5-2 cm long, 0.7-1.8 mm wide; leaf rachis reflexed at lobe node; apices pungent; margins angularly revolute; lower surface subsericeous, enclosed except for midvein, or sometimes partly exposed at sinuses. Unit conflorescence acropetal, loosely subglobose; floral rachis glabrous. Flower colour: perianth green in bud becoming cream with a green to yellow limb; style white. Perianth glabrous outside. Pistil 3.3-4.5 mm long; stylar swelling narrowly ovoid to-ellipsoidal; pollen-presenter broadly conical, base much wider than apex of style. Follicle obloid-ellipsoidal, c. 10 mm long, ±smooth.
Life form -
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0 - 2.0
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Root diameter (meter) -
Flower color
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Nitrogen fixer -
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Environment

Grows in heath, shrubland, and shrubby woodland in sandy soils, sometimes over laterite.
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Usage

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

Cultivation

Mode -
Germination duration (days) 20 - 25
Germination temperacture (C°) 23 - 26
Germination luminosity light
Germination treatment soaking
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Optimum temperature (C°) -
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Distribution

Grevillea roycei world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:929623-1
WFO ID wfo-0000709553
COL ID 3HCXZ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Grevillea roycei