U.S.A., South Dakota, Custer, Black Hills: Custer State Park, tributary to Iron Creek from below (E of) Needles Highway near Cathedral Spires parking area; ca 1.5 air mi ESE of Sylvan Lake, ca 6.5 air mi NE of Custer.
43.8379 -103.531 NAD 83
T2S R5E S33 NE1/4 of NW1/4
1829 meters
6000 ft.
With Pinus ponderosa, Juniperus communis, Oryzopsis asperifolia.