There is one place named Popham's Arboretum in Sri Lanka.
All places in the world called "Popham's Arboretum".
Medagama (8)
Pallegama (8)
Palugama (6)
Polwatta (6)
Walpola (6)
Madawala (6)
Mahawela (6)
Bopitiya (6)
Godigamuwa (6)
Udawela (5)
Imbulgoda (5)
Moragoda (5)
Pitawala (5)
Udagama (5)
Udumulla (5)
Kehelwatta (5)
Warapitiya (5)
Wewala (5)
Paranagama (5)
Godawela (5)
Wattegama (5)
Udugama (5)
Alutwewa (5)
Angoda (5)
Mawatagama (5)
Ganegoda (5)
Alutgama (5)
Godagama (5)
Henegama (5)
Kahatapitiya (5)