Later, another member of the Ptolemy dynasty, Philadelphus, founded a new city on the ruins of Marion, and gave it the name of his wife, Arsinoe.
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In 312 BC, it was conquered by Ptolemy I and the kingdom was abolished until its reconquest by Ptolemy II Philadelphus who renamed the city after his sister and wife.
Ptolemy II Philadelphus | Philip I Philadelphus | Philadelphus coronarius | Philadelphus | Philadelphus microphyllus |
At present the arboretum contains some 2,280 identified species, with major collections of Acer, Berberis, Deutzia, Euonymus, Malus, Lonicera, Philadelphus, Quercus, and Rhododendron.
Plants such as Gunnera manicata, hydrangeas, philadelphus, cornus and daffodils were planted to give the garden year round interest.