meadow foxtail —  Alopecurus pratensis {grass family — Poaceae (Gramineae)}
Flora of the Yukon Territory, Cody, p. 072c
close up of flower in next photo { 1/250 sec, f3.5} – { , Southern Lakes, Yukon} – {03/09/07 Monday, September 3, 2007; 3:10:10 PM}