Sister taxon: Acer
• Oligocene to Miocene of United States (2: Montana collections)
• Oligocene of United States (1: Oregon)
• Eocene to Oligocene of United States (2: Colorado)
Total: 9 collections including 11 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.