Arizona 6774 Draba asprella Greene Fls. yellow, steep banks, Oak Creek Canyon, 8 miles North of Sedona, between Sedona and Flagstaff, Coconino Co., april 18 alt. ca. 5000 ft. fixed 6775 Thlaspi fendleri Gray Fls. white - as 6774 6776 Lesquerella arizonica s. Wats. Fls. yellow, petals unguiculate, inde plump, rare in limestone clipp, 2 miles north of The Gap, U.S. 89, between Cameron and Page, Coconino Co., April 17 - alt. ca. 5300 2n = 10 checked fixed (3) 6777 Oithya wislizenii Engelm. petals white, repuls at right angles at anthesis, sandy soil, hills 12 miles south of Page, Coconino Co. fixed (4) n = 9 checked