Common name: silky oak
Grevillea robusta A.Cunn. ex R.Br. APNI* 
Description: Tree 8–40 m tall.
Leaves 10–34 cm long, 9–15 cm wide, divided with 11–31 pinnae; pinnae simple or 2–4-fid, ultimate segments narrow-elliptic to -triangular or ± linear, 0.5–5 cm long, 2–10 mm wide, lower surface exposed, subsericeous to pubescent.
Inflorescences erect, 0–4-branched, 12–15 cm long, secund; receptacle oblique. Perianth yellow-orange or rarely reddish, glabrous. Gynoecium stipitate, 21–28 mm long; style yellow-orange or rarely reddish, glabrous, pollen presenter an erect cone.
Follicle glabrous.
Flowering: September–November
Distribution and occurrence: Grows in subtropical to dry rainforest, wet sclerophyll forest, often on basaltic soils; on the coast and inland ranges north of Coffs Harbour district.
NSW subdivisions: NC, *NWS, *LHI
Other Australian states: Qld
Cultivated as ornamental tree, occasionally naturalized; the finely figured timber is used for cabinet work.
Text by R. O. Makinson
Taxon concept: R.O. Makinson (2000)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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