Creator
- [Missing]2
- Abbey, J. R. (John Roland), 1896-19691
- Abisha Ruckman Gum 1
- Adams, Henry Ward, 1861-19442
- Adams, John, 1735-18261
- Addis, R. W. (Robert W.), -18741
- Alexander, Hannah Lee Washington, 1811-18811
- American Rhododendron Society1
- Barker, Horton, 1889-19733
- Barnard, Allie Wallace, 1909-20012
- Bartlett, Josiah, 1729-17951
- Bean, Robert Bennett, 1874-19443
- Beniczky & Co. (New York)1
- Bernie, Frederick, fl. 17921
- Bibb, Rosa Lewis, 1906-19922