6701 Besquerella lindheimeri (Gray) Wats. Fls. yellow, stems decumbent, pedicels sigmoid, open prairie-- like area, near Matamoras airport, about 8 miles south. of Matamoras, Tamaulipas Mexico Feb. 6, 1967 n = 6 Mrs. Rudenberg checked. 6702 Dithyrea californica Hawr. Fls. pale mauve to nearly white, sandy soil near wash, 3 miles south of Joshua Tree, San Bernardino Co., Calif. Feb. 25, 1967. n = 10 - Mrs. Rudenberg checked 6703 Dithyrea californica Hawr. Fls. dirty white, sandy soil, open desert, 19 miles south-- west of Baker, San Bernardino Co., Calif. - March 14, 1967 n = 10 - Mrs. Rudenberg