The bulk of her collection she gave to the Irish National Botanic Gardens in 1926.

In 1916 his enormous private herbarium was acquired by the National Botanic Garden of Belgium.

Records from the walled nursery garden have been transferred to the archives of the National Botanic Gardens (Ireland).

John Wrigley, inaugural Director of the Australian National Botanic Gardens, drew up the master plan.

But it was President James Monroe who passed the bill to set aside five acres on the National Mall for a national botanic garden.

Under the guidance of the Welsh Historic Gardens Trust, an application was made to the Millennium Commission to fund Britain's first national botanic garden for 200 years.

The mission statement of the National Botanic garden of Belgium specifies the increasing and spreading "the knowledge of plants" and contributions to "the conservation of biodiversity."

George Washington, Thomas Jefferson and James Madison shared the dream of a national botanic garden and were instrumental in establishing one on the National Mall in 1820.

Crommelin unsuccessfully lobbied politicians, government departments and newspaper editors for the establishment of a national botanic garden, fauna park and arboretum and for a national ecological conservation authority.

But with the planned national botanic garden, the restorations and the presence of the gardens trust, Llandeilo in the Towy Valley could become the garden capital of the Principality.

Middleton will be particularly challenging because the current 250 acres of the estate will be incorporated into the new Welsh national botanic garden, making its 18th-century park setting unique among botanic institutions.

NBGW seeks "to develop a viable world-class national botanic garden dedicated to the research and conservation of biodiversity and its sustainable utilisation, to lifelong learning and to the enjoyment of the visitor."

Many of these plant collections are arranged in association with the National Botanic Gardens, Glasnevin, Dublin, and other botanic institutions such as the Royal Botanic Gardens Edinburgh, Scotland.

In 1842, the idea of a national botanic garden was reestablished when the United States Exploring Expedition to the South Seas (the Wilkes Expedition) brought to Washington a collection of living plants from around the globe.

For inspiration, the founders of the Welsh national botanic garden are harking back to 17th-century metaphysical poets like Andrew Marvell, who advocated a return to "Where Nature was most plain and pure," for what distinguishes Welsh gardens is the quality of the natural landscape in which they are placed.