J. Lyall and J.D.S. Martin Carron Linns and Drumlanrig Woods Nature Trails Botany TDGNHAS Series III, 53 (1977-78), 8(WARNING very large file size: 84.57 MB)
J.D.S. Martin Wanlockhead and Leadhills. A Botanical Note Geology, Botany TDGNHAS Series III, 54 (1979), 156(WARNING very large file size: 96.07 MB)
