Frederick Robert Stephen Balfour horticulturalist and botanical collector (1873-1945) (1873–1945) Parents Janet Roxburgh Alexander Balfour Children Alexander Norman Balfour Jean Penelope Balfour Siblings Agatha Henrietta Balfour Margaret Balfour Archibald Roxburgh Balfour Vera Broke Balfour Ernest Roxburgh Balfour Partners Gertrude Norman