Convolvulus equitans
A hastate-leaved, pinkish Convolvulus of low wet areas. I've only seen it so far near a stock tank east of the Chiricahuas.
A flower east of the Chiricahuas, 9/4/04.
A flower at the Sevilleta LTER, 18 Sep 2007.
A flowering stem at the Sevilleta, 18 Sep 2007.
Flower bud, showing calyx and bractlets, at the Sevilleta LTER, 18 Sep 2007.