United States, California, San Diego, Peninsular range, San Ysidro Mtns.: Otay Mountain, head of canyon ca. 2 mi. airline NW of Otay Mt. peak, ca. 0.4 mi. WSW of peak 2242 (Otay Mesa 7.5' Q.)
32.61 -116.87389
Otay Mesa 7.5'
396 meters (1299ft)
South-facing slope with clay soil; burned chaparral; rock outcrops