Cambridge’s newest blue plaque is being installed to honour the pioneering botanist Dr Agnes Arber. The third woman – and first female botanist – to be elected a fellow of the Royal Society, Dr Arber spent a large proportion of her career working in a small laboratory in her own house at 52 Huntingdon Road, rather than having a formal position and space within the University of Cambridge, due to its administration at the time. The plaque is being installed at her former home and a celebration was held at Cambridge University Botanic Garden on 30 May to celebrate her work. It marks the 300th an…