United States, Arizona, Santa Cruz, San Rafael State Natural Area; AZGFD Grassland/ Riparian Monitoring. Vicinity of jeep trail in San Rafael Valley to immediate west of Santa Cruz River, 0.5 mi north of Mexico border.
31.34298 -110.59767 +-200m. NAD27
T24S R17E S15 SE 1/4; UTM: 3467684N 538271E 12R
1420 metros
4650ft.
Bouteloua gracilis meadow with B. curtipendula and Chloris virgata.