This category includes plant species that were first formally and validly described in 1809 according to the rules of the International Code of Botanical Nomenclature. Use reliable sources like the International Plant Names Index to figure out the proper category. For examples see the WikiProject Plants essay on this topic.
Pages in category "Plants described in 1809"
The following 72 pages are in this category, out of 72 total. This list may not reflect recent changes.