United States, Colorado, Hinsdale, San Juan National Forest; W side of Piedra River Trail, a couple hundred yards S of the trail head; just S of where river enters small gorge cut through sandstone.
37.425479 -107.195372 +-230m. WGS84
T37N R3W S21 SW1/4 E1/2
TRS Calculation. Point placed a little S of the trailhead.
On a large Dakota sandstone outcrop on a dry, open E facing slope on W side of Piedra River; numerous polants in cracks and crevices on the E side of outcrop. Other plants, but fewer, scattered on other outcrops in vicinity.