]> [collector note: Nebraska (1853-1855) Leader of the "Hayden Survey" to the central and northern Rocky Mountains. Geologist with Lieut. G. K. Warren Expedition (1857): B, GH, L, MO; U.S. Geological Survey (June-July 10th1871; collector G. N. Allen; July 15th - September 1st 1871; collector R. Adams Jr.) Western U.S. Expedition (1872-1873; collector J. M. Coulter and W. B. Platte): MO, NY, PENN, PH, US (orig.); along the Platte; Botany Hayden, Ferdinand Vandeveer Hayden, Ferdinand Vandeveer F. V. Hayden Dr. Hayden 1829 1887