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Leaf and fruit. Copyright G. Sankowsky
Leaves and fruit. Copyright G. Sankowsky
Fruit, side view, dehisced and seeds. Copyright W. T. Cooper
Flowers. Copyright Australian Plant Image Index (APII). Photographer: M. Fagg.
Scale bar 10mm. Copyright CSIRO
Cotyledon stage, epigeal germination. Copyright CSIRO
10th leaf stage. Copyright CSIRO
Grevillea hilliana F.Muell.
Mueller, F.J.H. von (1858) Transactions and Proceedings of the Philosophical Society of Victoria 2: 72. Type: In the forests at the Pine River of Moreton Bay. Hill and Mueller..
White Silky Oak; Oak, White Silky; White Yiel Yiel; Silky Oak; Grey Oak; Hill's Silky Oak; OAK, Hill's Silky; Oak, Grey
Oak grain in the wood and a corresponding pattern in the inner blaze.
Oak grain in the twigs. Leaf blades about 8-21 x 1.4-4 cm, greyish green, silvery white or silvery grey on the underside. Two intramarginal veins often present, the outer one sometimes indistinct and close to the margin. Terminal buds and young shoots clothed in short, rusty brown hairs.
Cotyledons obovate, 3-5 veins radiate from the petiole. First pair of leaves simple, entire or more usually trilobed, underside densely clothed in pale prostrate hairs. Usually 1-6 intermediate, linear, entire leaves before the tenth leaf stage. At the tenth leaf stage: leaf blade usually deeply 2-5 lobed, upper surface glabrous, undersurface white or pale from numerous, prostrate hairs; lobes each with a central main vein and lateral veins.
Distribution and Ecology
Endemic to Australia, occurs in NEQ and southwards as far as north-eastern New South Wales. Altitudinal range in NEQ from near sea level to 600 m. Grows in drier, more seasonal rain forest and is often associated with Kauri Pine (Agathis robusta).