Canada's Plant Hardiness Site

Hypericaceae st. John's-wort family
Hypericum mutilum subsp. boreale (Britton) J.M.Gillett
En: northern St. Johnswort, northern bog St. Johnswort;
Fr: millepertuis boreal

• [=Hypericum boreale (Britton) E.P.Bicknell]
• [=Hypericum boreale (Britton) E.P.Bicknell forma callitrichoides Fassett]
• [=Hypericum canadense L. var. boreale Britton – basionym]
• [=Hypericum mutilum L. var. boreale E.P.Bicknell, nom. inval.]
• [=Hypericum mutilum L. var. latisepalum Fernald]
• [=Sarothra borealis (Britton) Y.Kimura]