| tuber borchii | quercus rubra | USA: Massachusetts, Boston, Arnold Arboretum | Quercus rubra NAC 270 | 970936892 |
| tuber borchii | quercus rubra | USA: Massachusetts, Boston, Arnold Arboretum | Quercus rubra NAC 270 | 970936891 |
| tuber borchii | quercus rubra | USA: Massachusetts, Boston, Arnold Arboretum | Quercus rubra NAC 270 | 970936890 |