| Family | PRIMULACEAE |
| Genus species | Lysimachia borealis (Raf.) U.Manns & Anderb. |
| Bibliography | Willdenowia 39: 51 (2009) |
| Native Range | Canada to nc. & e. USA |
| Primary Biome | Temperate |
| Habitat | bogs, marshes |
| Description | leaves lanceolate, apiculate, to 10cm long, usually in whorl at apex of stem, flowers ca. 12mm across, stellate, thinly pedicellate, axillary |
| Size | 10-25cm |
| Color | white |
| Bloom | summer |
| Ca | - |
| Type | perennial |
| Cultivation | very moist to boggy, semi-shady site alpine house, moist, humous, sandy soil, semi-shade |
| Propagation | fresh seed, germ. 3-12 months, 13-16°C division after flowering |
| Synonyms | Lysimachia trientalis var. americana (Pursh) Klatt Trientalis americana Pursh Trientalis borealis Raf. Trientalis borealis f. pluriverticillata Vict. & Roll.-Germ. Trientalis borealis f. ramosa Vict. Trientalis borealis var. tenuifolia House Trientalis borealis f. tenuifolia (House) Lepage Trientalis europaea var. americana Pers. |
| Territory | 7 Northern America 70 Subarctic America (NUN Nunavut) 71 Western Canada (ABT Alberta, MAN Manitoba, SAS Saskatchewan) 72 Eastern Canada (LAB Labrador, NBR New Brunswick, NFL Newfoundland, NSC Nova Scotia, ONT Ontario, PEI Prince Edward I., QUE Québec) 74 North-Central U.S.A. (ILL Illinois, MIN Minnesota, WIS Wisconsin) 75 Northeastern U.S.A. (CNT Connecticut, INI Indiana, MAI Maine, MAS Masachusettes, MIC Michigan, NWH New Hampshire, NWJ New Jersey, NWY New York, OHI Ohio, PEN Pennsylvania, RHO Rhode I., VER Vermont, WVA West Virginia) 78 Southeastern U.S.A. (KTY Kentucky, MRY Maryland, NCA North Carolina, TEN Tennessee, VRG Virginia) |