Rhododendron vialii

{{Short description|Species of plant}}

{{Speciesbox

| image = Rhododendron vialii - Kunming Botanical Garden - DSC02840.JPG

| genus = Rhododendron

| species = vialii

| authority = Delavay & Franch."Rhododendron vialii", Delavay & Franchet, J. Bot. (Morot). 9: 398. 1895

}}

Rhododendron vialii (红马银花) is a rhododendron species native to Laos, Vietnam, and southern Yunnan, China, where it grows at altitudes of {{convert|1200-1800|m|ft|abbr=on}}. It is an evergreen shrub growing to {{convert|2-4.5|m|ft|abbr=on}} in height, with leaves that are lanceolate, oblong-lanceolate or obovate-lanceolate, 4–9 by 1.8–4 cm in size. The flowers are dark red.{{cite web|url=http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200016601 |title=Rhododendron vialii |author=He Mingyou |author2=David F. Chamberlain |work=Flora of China |publisher=Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA |accessdate=20 May 2013}}