Polyscias balfouriana
{{Short description|Species of flowering plant}}
{{Speciesbox
|image = Dinnerplate Aralia (Polyscias balfouriana) 1.jpg
|status =
|status_system =
|status_ref =
|genus = Polyscias
|species = balfouriana
|authority = (André) L.H.Bailey
|synonyms = Aralia balfouriana André
Panax balfourii Pynaert
Panax balfourii Pynaert ex Sander
|synonyms_ref = {{cite web |title=Polyscias balfouriana (André) L.H.Bailey |url=https://www.gbif.org/species/3035891 |website=www.gbif.org |language=en}}
}}
Polyscias balfouriana, known as Balfour aralia or dinner plate aralia, is a species in the family Araliaceae.{{cite web |title=Polyscias balfouriana |url=https://www.efloraofgandhinagar.in/plant-details.php?cateUrl=shrub&plantUrl=polyscias-balfouriana |website=www.efloraofgandhinagar.in |publisher=E-Flora of Gandhinagar |access-date=17 April 2022}} The species is native from New Guinea to Queensland, Australia.{{cite web |title=Polyscias balfouriana (André) L.H.Bailey {{!}} Plants of the World Online {{!}} Kew Science |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:91734-1 |website=Plants of the World Online |access-date=17 April 2022 |language=en}}
It is a bushy shrub. Leaves are alternate and have long petioles. Flowers are white with 5 petals.{{cite web |title=Details of Polyscias balfouriana |url=https://plantdatabase.kpu.ca/plant/plantDetail/1190 |website=plantdatabase.kpu.ca |publisher=Kwantlan Polytechnic University |access-date=17 April 2022}}
The specific epithet honors John Hutton Balfour. The species is often grown in cultivation as an ornamental.{{cite web |title=Polyscias balfouriana (Aralia Balfour, Balfour Polyscias, Dinner Plate Aralia) {{!}} North Carolina Extension Gardener Plant Toolbox |url=https://plants.ces.ncsu.edu/plants/polyscias-balfouriana/ |website=plants.ces.ncsu.edu |publisher=North Carolina Extension Gardener Plant Toolbox}}