First Geological Survey of Michigan, 1837–1840, Douglass Houghton, State Geologist; Abram Sager, Botanist and Zoologist, 1837; John Wright, State Botanist, 1838, assisted by George H. Bull[Original label in hand of John Wright; another specimen on sheet labeled merely "Jackson, Mich" in hand of J.F. Eastwood, herbarium assistant ca. 1871.] ; Coordinates arbitrarily placed at Jct. Michigan Ave. & Francis St.] [NA0080788: The pencil label appears to be in the hand of George H. Bull, John Wright's botany assistant ]