| Hypericum
boreale
(Britt.) Bickn. northern St. John's-wort Native |
          
|
| Hypericum
boreale f. callitrichoides
Fassett northern dwarf St. John's-wort submersed form Native |
        
|
| Hypericum
canadense
L. Canadian St. John's-wort Native |
             
|
| Hypericum
ellipticum
Hooker pale St. John's-wort Native |
 
|
| Hypericum
gentianoides
(L.) B.S.P. orange grass, pineweed Native |
                        
|
| Hypericum
majus
(A.Gray) Britton larger Canadian St. John's-wort Native |
  
|
| Hypericum
mutilum
L. dwarf St. John's-wort Native |
  
|
| Hypericum
perforatum
L. common St. John's-wort Introduced |
                     
|
| Hypericum
prolificum
L. = H. spathulatum (Spach) Steudel shrubby St. John's-wort Introduced |
   
|
| Hypericum
punctatum
Lam. spotted St. John's-wort Native |
               
|