Blackberries were a type of fruit.

In Northumbria in 1066, Steven Taylor gathered some blackberries for his and Vicki's breakfast. (TV: The Time Meddler ^[+]Dennis Spooner, Doctor Who season 2 (BBC1, 1965).)

In Norfolk in 1914, Joan Redfern gathered some blackberries for John Smith. (PROSE: Human Nature ^[+]Paul Cornell, Virgin New Adventures (Virgin Books, 1995).)

Shell claimed that her favourite drink was iced vodka with blackberries. (PROSE: Warlock ^[+]Andrew Cartmel, Virgin New Adventures (Virgin Books, 1995).)

On Mondas, blackberry and aniseed was one of the wines in the cellar of the Committee palace. (AUDIO: Spare Parts ^[+]Marc Platt, Main Range (Big Finish Productions, 2002).)

The study of blackberries was called batology. (COMIC: Quite Interesting ^[+]Simon Guerrier, DWA comic stories (BBC Magazines, 2011).)