Frances de la Tour of Fire" (2005) and "Harry Potter and the Deathly Hallows – Part 1" (2010). Other television roles include Emma Porlock in the Dennis Potter serial "Cold Lazarus" (1996), Headmistress Margaret Baron in BBC sitcom "Big School" and Violet Crosby in the sitcom "Vicious". De la Tour was born in Bovingdon, Hertfordshire, to Moyra (née Fessas) and Charles de la Tour (1909–1982). The name was also spelt De Lautour, and it was in this form that her birth was registered in Hemel Hempstead, Hertfordshire, in the third quarter of 1944. She has French, Greek, and Irish ancestry. She was educated at
Jean-Baptiste Leschenault de La Tour Jean-Baptiste Leschenault de La Tour Jean-Baptiste Louis Claude Théodore Leschenault de La Tour (13 November 1773 – 14 March 1826) was a French botanist and ornithologist. Born at the family seat (since 1718), Le Villard, near Chalon-sur-Saône, Leschenault de la Tour arrived in Paris after the death of his father, a judge at Lyon. Leschenault de La Tour was chief botanist on Nicolas Baudin's expedition to Australia between 1800 and 1803. He collected a great many new specimens in 1801 and 1802, though Baudin's journal suggests that he did not work particularly hard; apparently the poorly educated gardener's boy Antoine