389 titles (books/journals)
3,584 volumes
866,450 pages
168,937 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...
- Kaiserlichen Leopoldinisch-Carolinischen Akademie.
- Kaliwoda, Leopoldi Johannis.
- Karsten, Hermann,
- Kellogg, E. C.
- Keng, I-li,
- Kiggelaer, Franz,
- Kindberg, N. C.
- King, George,
- Kjellenberg, Fredrik Ulrik,
- Kjeller, Andreas,
- Kjellman, Carl Johan,
- Köhler, F. E.
- Königliche Bayerische Botanische Gesellschaft zu Regensburg.
- Kränzlin, Friedrich Wilhelm Ludwig,
- Kraus.
- Kunth, Karl Sigismund,
- Kuntze, Otto,