6704 Streptanthella longirostris (Wats.) Rydb. Cardanthus lasiophyllus Foliage glaucous, siliques strictly reflexed, petals barely exceeding calyx; sandy soil, 19 miles west of Baker, San Bernardino Co., Calif. March 14, 1967 depauperate plants in dry site. 3 6705 Cardanthus lasiophyllus Streptanthella longirostris (Wats.) Rydb. plants glaucous, basal leaves lacking, petals barely exceeding sepals; sandy soil, 15 miles west of Baker, San Bernardino Co., Calif., March 14, 1967 n = 12 or 14 - Mrs. Rudenberg n = 14 checked 10 buds fixed 6706 Lepidium lasiocarpum Nutt. Annual, petals not evident, stony slope, 6 miles east of North Las Vegas, Clark Co., Nevada March 15, 1967 n = 16, not probably - Mrs. Rudenberg n = 16 checked 4 fixed Nevada 38 6707 Lepidium fremontii Wats. Hemispherical bush up to 2 ft. high branches brittle, dark grey, the white, baren soil, eastern slopes of hills, 9 miles east of North Las Vegas March 15 n = 32 - checked 4 fixed Nevada