Drosera linearis
l 
Linear-Leaved Sundew

Inflorescence

Greenbush Bog, 20 km West of Hudson Bay, SK on Highway #3
23-July-2019

The key to the species in Flora of Alberta states the inflorescence has 1-4 flowers.  However, this specimen clearly has 7 flowers.  Flora of North America states the inflorescence has 1-8 flowers.

Flora of North America states that D. rotundifolia is found on sphagnum hummocks, D. anglica is found more often around bases of hummocks and on fen margins, and D. linearis is found on open marl.

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Linearis: Answers to key questions in Budd's Flora and Flora of Alberta leading to this species. 
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leaf blades linear; NOT [leaf blades almost round or broader than long], NOT [leaf blades spatulate or oblanceolate]

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flowers 1-8; NOT [flowers 1-12] (from species descriptions in Flora of North America)

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seeds 0.5-0.8 mm long; NOT [seeds 1.0-1.5 mm long]