Baja California Sur, Vizcaino Desert, 1.5 mi N of the San Hipolito turn-off, and ca. 15 mi. N Bahia Ascuncion, ca 300 m E of 27° 02' 45'' N, 114° 00' 17'' W, valley bottom at the western foot of Cerro Prieto, ca. 50 ft. elev.
New Caledonia Plaines des Lacs. La Capture, S of Chutes de la Madeleine, ca. 6 km from turnoff to entrance of reserve. Maquis along creek, just W of road. 280 m
Porter II, P.P.|Callmander, M.W.|Buerki, S.|Davidson, C.|Christoph, S.R.|Letocart, D.|Letocart, I.
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