- "Abnormal Cyclamen Growths" [Cyprus] by R.E. Cooper with two accompanying photographs by Robert Moyes Adam. Written 1933? [Intended for Notes of the Royal Botanic Garden Edinburgh but never published?]
- "A Scented Hybrid of Lilium Bulbiferum Croceum (Aurantiacum)" by R.E. Cooper, reprinted from the Lily Year Book 1948.
- Unpublished paper on Seed Morphology in the Genus Primula - text and 14 plates of photographs and illustrations. [Written in the 1930s?]
Cooper wrote extensively - the archive collections only includes a small sample of what were presumably the author's own copies. See Royal Botanic Garden Edinburgh Library catalogue for the rest of his output.