| anbg.gov.au | Australian Systematic Botany Society |
| iavs.org | International Association of Vegetation Science |
| unomaha.edu | American Bryological and Lichenological Society (ABLS) |
| newberrynet.com | Southern Appalachian Botanical Society |
| calbotsoc.org | California Botanical Society |
| bsbi.org.uk | Botanical Society of the British Isles |
| aspb.org | American Society of Plant Biologists (ASPB) |
| botany.com | Botany Encyclopedia Of Plants And Botanical Dictionary. |
| ashs.org | The American Society for Horticultural Science |
| ahs.org | American Horticultural Society |
United States , New Jersey , Woodbridge