| Rhamnus
alnus 'Asplenifolia'
'Asplenifolia' = Frangula alnus 'Asplenifolia' narrow-leaved cultivar of glossy buckthorn Invasive |
   
|
| Rhamnus
cathartica
L. common buckthorn Invasive |
                                      
|
| Rhamnus
frangula
P.Miller = Frangula alnus P. Miller glossy buckthorn Invasive |
                                 
|