Hyptis emoryi Torr.
A shrub found along washes &c. in the Sonoran & Mojave deserts. My identification is somewhat tentative...
In inflorescence near Punta Bufeo north of San Luis Gonzaga on the east coast of Baja California, Mexico, 17 Oct 2006.
Closer view of flowers north of San Luis Gonzaga, 17 Oct 2006.
Plant habit, north of San Luis Gonzaga, 17 Oct 2006.
Leaves, north of San Luis Gonzaga, 17 Oct 2006.