| udel.edu | University of Delaware Botanic Gardens |
| zilkergarden.org | Zilker Botanical Garden |
| ox.ac.uk | University of Oxford Botanic Garden |
| westonbirtarboretum.com | Westonbirt Arboretum |
| summerlandornamentalgardens.org | Summerland Ornamental Gardens |
| santabarbarabotanicgarden.org | Santa Barbara Botanic Garden |
| wisc.edu | UW-Madison Botanical Garden |
| bgbm.org | Botanic Garden and Botanical Museum Berlin-Dahlem |
| altavistagardens.org | Alta Vista Botanical Gardens |
| aber.ac.uk | The Botany Gardens Glasshouses at University of Wales, Aberystwyth |
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