United States, California, San Diego, UnknownJust N. or Otay Lakes Rd, due north of John Nichols Airfield, about 1 mi. east of Otay Lake (Harvey's Arm).; Jamul Mountains 7.5'
32.6359833 -116.88935 NAD83
175 meters
574ft.
Growing on low hill, calcareous gravelly soils. Parent rock: mixed. Geologic formation: alluvium. Soil type: clay.