William Howard Taft | John Howard | Howard Hughes | Howard Stern | Howard University | Ron Howard | Howard Dean | Howard Hawks | Howard Zinn | The Howard Stern Show | Robert E. Howard | Howard Shore | Howard Carter | Howard | Howard Baker | Howard County, Maryland | Trevor Howard | Michael Howard | Clint Howard | Leslie Howard | Clark Howard | Russell Howard | Leland Stanford | Howard Barker | Ebenezer Howard | Charles Godfrey Leland | Oliver O. Howard | Leslie Howard (actor) | Howard Nemerov | Howard Gardner |
By 1890 it had spread over the greater part of California, but was not recognized east of the Rocky Mountains until August, 1893, when it was found by Howard on a pear received from Charlottesville, Virginia.