John Henry Schaffner

1866 – 1939

• Field manual of trees
• Laboratory outlines for general botany, for the elementary study of plant structures and functions from the standpoint of evolution
• Laboratory outlines for general botany, for the elementary study of plant structures and functions from the standpoint of evolution
• Laboratory outlines for general botany, for the elementaty study of plant structures and functions from the standpoint of evolution
• A key to the common families of seed plants in the central United States
• Additions to the catalog of Ohio vascular plants for 1919, 1920, 1921, 1922, 1923, 1925, 1929
• Additions to the revised catalog of Ohio vascular plants
• Artificial production of the sickle stage of the nucleolus
• Ecological study of Brush lake
• Field manual of the flora of Ohio and adjacent territory
• Field manuel of trees, including southern Canada and the northern United States to the southern boundary of Virginia, Kentucky and Missouri, westward to the limits of the prairie
• Fluctuation in Equisetum