| Phellodendron | Phellodendron amurense Rupr. | Amur corktree | MA | CT | ||||
| Phellodendron japonicum Maxim. | Japanese corktree | MA | ||||||
| Ptelea | Ptelea trifoliata L. | common hoptree | NH | MA | CT | RI | ||
| Ruta | Ruta graveolens L. | common rue | VT | CT | RI | |||
| Zanthoxylum | Zanthoxylum americanum P. Mill. | common pricklyash | ME | NH | VT | MA | CT | RI |
Last Update: 1/4/97
Name: Ray Phillips
Email: rbphilli@Colby.edu