Some years ago, Mari Griffith bought a lovely, fresh-scented apricot floribunda rose from the Harkness Nursery. It was called "Caron Keating" in memory of the young Blue Peter presenter who lost her life to breast cancer at the early age of 41. This set Mari thinking about other flowers which have been named after women, and the list proved fascinating. It included a camellia named after the operatic diva Adelina Patti and a pelargonium after...