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| Trientalis europaea ssp. arctica (Fisch. ex Hook.) Hultén | Species Image Gallery (opens in a new window) |
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| TAXONOMY | |||||||||
| Family: | Primulaceae | ||||||||
| Genus: | Trientalis | ||||||||
| Species Synonyms: | Trientalis arctica Fish. ex Hook. Trientalis europaea var. arctica (Fish. ex Hook.) Ledeb. |
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| Common Names: | arctic starflower European starflower |
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| DISTRIBUTION | |||||||||
| Canada: | Yukon – southwestern Mackenzie District, British Columbia – northern Alberta – northern Saskatchewan | ||||||||
| Saskatchewan: | northern Saskatchewan; Lake Athabasca south shore – La Loche – Wathaman River | ||||||||
| Ecoregion: | Mid-Boreal Upland, Churchill River Upland, Athabasca Plain | ||||||||
| HABITAT | |||||||||
| Saskatchewan: | mossy woods | ||||||||
| Associated Species: | Alnus sp., Betula sp., Salix sp. | ||||||||
| RARITY STATUS | |||||||||
| Provincial
Status According to Harms (2003): |
Endangered |
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| Nature Conservancy Status: | G5 S1 |
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| Saskatchewan
Species at Risk Status: |
None |
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| COSEWIC Status: | None |
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| Trientalis europaea ssp. arctica is endangered because of extreme rarity in Saskatchewan. Local population sizes vary. No threats are known or anticipated for this species. | |||||||||
| SPECIES DESCRIPTION | |||||||||
| Height: | 4 – 15 cm | ||||||||
| Roots: | slender | ||||||||
| Stems: | erect, unbranched, often glandular above, bracts below leaves green | ||||||||
| Leaves: | in one terminal whorl of 5 – 9 leaves, sessile or short-petiolate, 2 – 6 cm long, oblanceolate or obovate, base cuneate, apex acute to obtuse, margin entire or nearly so | ||||||||
| Inflorescence: | flowers solitary or few, axillary; pedicels filiform | ||||||||
| Flowers: | calyx 5 – 7-parted, linear, green; corolla 8 – 15 mm wide, ovate, apex abruptly acuminate or acute, white; stamens usually 7, filaments united at base | ||||||||
| Fruits: | capsule globose; seeds few | ||||||||
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