Plants in the Rhamnus genus
R
- R. alaternus (Italian Buckthorn)
- R. carolinianus (Indian Cherry)
- R. cathartica (Common Buckthorn)
- R. croceus (Red Berry)
- R. dahurica (Dahurian Buckthorn)
- R. frangula (Alder Buckthorn)
- R. globosus
R cont.
R cont.
- R. purshianus (Cascara Sagrada)
- R. saxatilis (Avignon Berry)
- Rhamnus saxatilis tinctorius (Dyer's Buckthorn)
- R. triquetra
- R. utilis (Chinese Buckthorn)
- R. virgatus