| Hypericum | Hypericum adpressum Raf. ex W. Bart. | creeping St. Johnswort | ME | VT | MA | CT | RI | |
| Hypericum ascyron L. | great St. Johnswort | ME | NH | VT | MA | CT | ||
| Hypericum boreale (Britt.) Bickn. | northern St. Johnswort | ME | NH | VT | MA | CT | RI | |
| Hypericum canadense L. | lesser Canadian St. Johnswort | ME | NH | VT | MA | CT | RI | |
| Hypericum densiflorum Pursh | bushy St. Johnswort | ME | VT | MA | ||||
| Hypericum ellipticum Hook. | pale St. Johnswort | ME | NH | VT | MA | CT | RI | |
| Hypericum frondosum Michx. | cedarglade St. Johnswort | ME | VT | MA | CT | |||
| Hypericum gentianoides (L.) B.S.P. | orangegrass | ME | NH | VT | MA | CT | RI | |
| Hypericum hypericoides (L.) Crantz | St. Andrews cross | ME | VT | MA | ||||
| Hypericum majus (Gray) Britt. | large St. Johnswort | ME | NH | VT | MA | CT | RI | |
| Hypericum mutilum L. | dwarf St. Johnswort | ME | NH | VT | MA | CT | RI | |
| Hypericum perforatum L. | common St. Johnswort | ME | NH | VT | MA | CT | RI | |
| Hypericum prolificum L. | shrubby St. Johnswort | ME | VT | MA | CT | RI | ||
| Hypericum punctatum Lam. | spotted St. Johnswort | ME | NH | VT | MA | CT | RI | |
| Triadenum | Triadenum virginicum (L.) Raf. | Virginia marsh St. Johnswort | ME | NH | VT | MA | CT | RI |
Last Update: 1/4/97
Name: Ray Phillips
Email: rbphilli@Colby.edu