Rhamnus (Buckthorn) is a genus of tree in the family Rhamnaceae. They are native to The Contiguous United States and Canada. They have drupes. Flowers are visited by White-throated Sparrow, Black-Capped Chickadee, Junonia grisea, and Great Purple Hairstreak. Individuals can grow to 19 m.
EOL has data for 15 attributes, including: