"A total of twelve places in eight countries have been proposed to be included in the nomination." Uppsala Page
More information about upcoming world heritage proposal
."Before Sweden (together with other countries) can submit a joint nomination, more studies must be done on how historical sites fit into the criteria. As the World Heritage Committee's Cultural Heritage Experts (ICOMOS) have a lot to do, it is progressing slowly (March 2021)."
Mentioned in the UNESCO description, which make up the 8 countries (including Sweden).
Chelsea Physic Garden (UK)
Hortus Botanicus Leiden (Netherlands)
Jardin des plantes in Paris (France)
Bartram's Garden (United States)
Kamay Botany Bay National Park (Australia)
Hakone National Park - Hakone-juku (Japan)
Table Mountain National Park (South Africa) *already inscribed under natural criteria
It will be interesting to see if any of the sites above are included on their respective Tentative Lists.