Description: English: Alpine sheep sorrel (Rumex paucifolius ssp gracilescens), just beginning to flower. Note the very different leaves from the kidney-shaped ones of mountain sorrel (Oxyria digyna), the slenderer stems, and the ocrea (membranous sheath) around the base of the flower petioles. At 10,300ft on the N shore of Steelhead Lake, 20-Lakes Basin. Hoover Wilderness, California. Date: 16 August 2011. Source: Own work. Author:
Dcrjsr.