1,104 titles (books/journals)
4,905 volumes
2,113,184 pages
232,055 links to protologues
Recent additions 
Botanicus is a freely accessible portal to historic botanical literature from the Missouri Botanical Garden Library.
Botanicus is made possible through support from the Institute of Museum and Library Services, W.M. Keck Foundation,
and the Andrew W. Mellon Foundation. Learn more...
- G. Strahan.
- G.C. Nauck (Firm)
- Gaertner, Joseph,
- Gagnepain, F.
- Galen.
- Galinier, Joseph Germain.
- Gambel, William,
- Gandoger, Michel,
- Garcke, Aug.
- Garnery, Joann. Bapt.
- Garrett, John,
- Gaudichaud, Charles,
- Gautier, Alexandre.
- Gay, Claudio,
- Gay, Jacques Etienne,
- Gazēs, Theodōros,
- Geldenhauer, Gerard,
- Gelen, Sigmund,
- Geney-Gros.
- Geological Survey (U.S.)
- Georg Ulricher.
- Georgen Melantrich von Auentin.
- Georgii Reimeri.
- Georgius Ulricher.
- Gerard Dewes.
- Gerard, John,
- Gerhardt, K.
- Gerle, Wolfgang.
- Germany.
- Gerold, Josephi Michaelis.
- Gesellschaft der Gartenfreunde Berlins.
- Gesner, Konrad,
- Gibbs, Lilian S.
- Gillet, Claude Casimir,
- Girard, Charles Frédéric,
- Gmelin, Johann Friedrich,
- Godman, Frederick Du Cane,
- Godofredum Kiesewetter.
- Goedaert, Johannes,
- Gogué & Née.
- Gómez de la Maza, Manuel,
- Good, Peter P.
- Gorachaud.
- Goria͡ninow, Pavel Fedorovich,
- Gossens, Alphonse.
- Gould, Augustus A.
- Gourmont, Jean de,
- Grandville, J. J.,
- Gray Memorial Botanical Association.
- Gray, Asa,
- Gray, Jane Loring.
- Grayum, Michael Howard,
- Great Britain.
- Greene, Edward Lee,
- Gregg, Josiah,
- Gregory, James F.
- Greville, Robert Kaye,
- Grévin, Jacques,
- Grew, Nehemiah,
- Gribelin, Simon,
- Griffith, William,
- Grisebach, A.
- Groombridge, R.
- Groult, Paul.
- Gruber, August,
- Gucht, Michael van der,
- Guenther, Johann,
- Guibert, Nicolas,
- Guillemin, J. A.
- Guimpel, Friedrich,
- Guizot,
- Gulielmum Gazeium.
- Gürke, M.
- Gürke, Max,
- Guy, Thomas,