It has a dense, spreading habit growing to 2.5 metres high  The leaves are bipinnatipartite with 3 to 9 primary lobes. Flowers appear between September and April (early spring to mid autumn) in its native range. These have a translucent cream to purple-pink or mauve perianths that are cream at the base and pale pink or mauve toward the green-tipped styles
- "Grevillea rivularis". Australian Plant Name Index (APNI), IBIS database. Centre for Plant Biodiversity Research, Australian Government, Canberra. Retrieved 18 January 2009.
- "Grevillea rivularis". Flora of Australia Online. Department of the Environment and Heritage, Australian Government.
- "Grevillea rivularis". PlantNET - New South Wales Flora Online. Royal Botanic Gardens & Domain Trust, Sydney Australia. Retrieved 18 January 2010.
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