Nicol (or Nicholas) Alexander Dalzell FRSE FLS (21 April 1817 – 18 December 1877)[1] was a Scottish botanist.
[2] He was one of the first people to form the link between forest denudation and the impact of rainfall upon the wider countryside.
Dalzell studied divinity (rather than botany) at university, under Rev Thomas Chalmers, and received an M.A.
[2] In 1862 he was elected a fellow of the Royal Society of Edinburgh his proposer being John Hutton Balfour.
He died at home in Williamfield House, Portobello, Edinburgh on 18 December 1877, leaving a widow (Emily Harriet Duthy) and six children, including Pulteney William Dalzell.