boreal starwort? —  Stellaria borealis {pink family — Caryophyllaceae}
Flora of the Yukon Territory, Cody, p. 280b
 { 1/60 sec, f5.6} – {Paddys Pond/Ice Lake, Whitehorse, Yukon} – {20/06/06 Tuesday, June 20, 2006; 1:12:12 PM}