423 titles (books/journals)
1,968 volumes
896,248 pages
175,045 links to protologues
Recent additions 
Botanicus is a freely accessible, Web-based encyclopedia of historic botanical literature from the Missouri Botanical Garden
Library. Botanicus is made possible through support from the W.M. Keck Foundation and the Andrew W. Mellon Foundation.
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- D. Brown.
- Dall, William Healey,
- Dandenelle, Claës Abraham.
- Darwin, Charles,
- Darwin, Francis,
- Decaisne, Joseph,
- Delachaussée.
- Delessert, Benjamin,
- Delile, Eulalia.
- Delord, Taxile,
- Depannemaeker, P.
- Descourtilz, J. Theodore.
- Descourtilz, M. E.
- Desfontaines, ReneÌ Louiche,
- Desvaux, E.
- Deutsche Akademie der Wissenschaften zu Berlin
- Didot,
- Didot, Firmin.
- Didot, Pierre,
- Dien.
- Dieterich, Johann Christian,
- Dieterichs, Johann Georg Nicolaus,
- Dietrich, David Nathanael Friedrich,
- Domínguez, Juan A.
- Don, David,
- Don, George,
- Donovan, E.
- Drake del Castillo, E.
- Drake, S. A.
- Du Mortier, B.-C.
- Du Petit-Thouars, Aubert Aubert,
- Duchartre, Pierre Etienne Simon,
- Duemmler, Ferdinand.
- DumeÌnil, Aug.
- Dumont d'Urville, Jules-Sébastien-César,
- Dumont d'Urville, Jules-SeÌbastien-CeÌsar,
- Durañona, Lucio.
- Dutt, Udoy Chand.
- Dyck, Jan van.