Oemleria

{{Short description|Genus of flowering plant in Rosaceae}}

{{Automatic taxobox

| fossil_range = {{fossil range|50|0|Eocene - recent|ref={{Cite web |title=Rosales|url=http://www.mobot.org/MOBOT/research/APweb/orders/rosalesweb.htm|access-date=2023-06-16 |website=www.mobot.org}}}}

| image = Oemleria cerasiformis 07.jpg

| image_caption = Oemleria cerasiformis

| display_parents = 2

| taxon = Oemleria

| authority = Reichenb.

| subdivision_ranks = Species

| subdivision_ref =

| subdivision=

• Oemleria cerasiformis
• †Oemleria janhartfordae

| synonyms_ref = {{Cite POWO|id=30152434-2|title=Oemleria Rchb.|access-date=24 November 2024}}

| synonyms =

• Nuttallia {{Small|Torr. & A.Gray ex Hook. & Arn.}}
• Osmaronia {{Small|Greene}}

}}

Oemleria is a small genus in the rose family native to the Pacific coast areas of North America. It includes one living species, Oemleria cerasiformis and one species described from Washington state fossils, Oemleria janhartfordae.{{Cite journal |last=Benedict |first=John C. |last2=DeVore |first2=Melanie L. |last3=Pigg |first3=Kathleen B. |date=May 2011 |title=Prunus and Oemleria (Rosaceae) Flowers from the Late Early Eocene Republic Flora of Northeastern Washington State, U.S.A. |url=https://www.journals.uchicago.edu/doi/10.1086/660880 |journal=International Journal of Plant Sciences |language=en |volume=172 |issue=7 |pages=948–958 |doi=10.1086/660880 |issn=1058-5893}}

Oemleria forms the monophyletic tribe Exochordeae with the genera Exchorda and Prinsepia, which is placed in the subfamily Amygdaloideae.