The outstanding work of Francis Buchanan White, the founder of the PSNS, includes contributions by other members including the Birnam Postie, Charles Macintosh. Charles was a musician and self-taught amateur naturalist from Inver, near Dunkeld. His botanical interests influenced Beatrix Potter.
Published post humously under the editorship of Professor James W H Traill , Aberdeen, who was an Orcadian born botanist. He also edited the Scottish Naturalist Magazine.