1 folder containing correspondence, map, 3 photographs and report outlining the discovery of a hybrid orchid, Rhizanthera chevallierana, on Ben Lawers by David Mardon in 1979. The folder was compiled after a search for photographs of the plant taken by Mardon in 1984. Contents include, email correspondence between Clive Stace, Adele Smith and Lorna Mitchell outlining the search for photographs and compilation of the folder (2013), report and notes compiled by David K. Mardon in 1984 outlining his find, map showing where he found it, correpondence between Douglas McKean, [Paddy Woods], R.H. Roberts and David Mardon regarding the identification of the orchid, and three photographs taken by Mardon.

1 - 7"x10" black and white group photograph of the participants of the Holttum Memorial Pteridophyte Symposium, 'Pteridology in Perspective', 17-21 July 1995. Taken at the Princess of Wales Conservatory, Kew, Richmond upon Thames, England.

Copy of photograph and a list of participants can be found in Camus, J., Gibby, M. and Johns, R.J. (1996). Pteridology in Perspective. Royal Botanic Gardens Kew., p.ix-xii

1 document. Photocopy. Bound

[TITLE] The Restoration of Ascog Hall Fernery Isle of Bute, Plant Inventory.
Prepared by The Royal Botanic Garden Edinburgh. By D.R. Mitchell, Curator. 1997.

[Excerpt from Introduction] This document was prepared by staff of the Royal Botanic Garden Edinburgh following the request by Mr. & Mrs. W. Fyfe in January 1996, to assist with the research, planning and replanting of the Ascog Hall Fernery.

It is a record of the material selected to replant the fernery during the spring of 1997, in a style evocative of the original planting recorded int eh article from the Gardeners Chronicle of 1879. Following extensive research in the gardens library and consultation with science staff regarding changes in nomenclature, as many of the original plants as possible were obtained.

'A Catalogue of a few of the Rarest and Latest Introduced Plants, cultivated for sale at Don's Botanic Garden and Nursery, Forfar', by G. Don; late curator of the Royal Botanic Garden, Edinburgh; Honorary [Corresponding] Member of the Linnaean Society, London; and late President of the Rational Institute of Dundee.
Catalogue includes greenhouse plants, shrubs and herbaceous plants, is 17 pages longs and contains the following quote from Don at the end: “this catalogue contains but a small proportion of my Herbaceous Collection; which is equaled by few in Britain, and surpassed by none perhaps but the Cambridge one. I have also upwards of three hundred species of Grasses.”
Front cover slightly annotated by former owner Patrick Neill.

7 boxes containing correspondence, reports, minutes, circulars and agendas produced by the CSSF (Committee for the Study of the Scottish Flora)

Data Sheets, Lists and Guidance used in the 1989 Nature Conservancy Council Fresh Water Lochs Survey / South Argyll Lochan Survey.

8 glass lantern slides showing images of Meconopsis taken by Mrs Knox-Finlay at Keillour Lake, Keillour Castle:
Meconopsis
Meconopsis x musgravei
Meconopsis sherriff 600
Meconopsis grandis 600
Meconopsis grandis (true)
Meconopsis coxiana
Meconopsis betonicifolia praetensis
Meconopsis beamishii

Manuscript titled 'Localities for New or Rare Mosses in Scotland'.
The names Alexander McKinlay, James Stirton and John Shaw are mentioned as collectors in the manuscript, alongside three dates, 1861, 1864 and 1868. Although not definite, the handwriting in the documents compares very favourably to that of James Hardy (1815-1898), Secretary of the Berwickshire Naturalists Club and compiling a work on Mosses of Berwickshire at the end of the 1860s.