Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2004)

The cyclopædia; or, Universal dictionary of arts, sciences, and literature - Rees, Abraham, 1743 -1825 (Longman, Hurst, Rees, Orme & Brown [etc.], 1819)

Enumeratio plantarum, vel ab alium vel ab ipso observatum, cum earum differentiis specificis, synonymis selectis et descriptionibus succinctis - Vahl, M. (Martin), 1749 -1804 (Impensis auctoris, & prostat apud J.H. Schubothe, 1805)

A general history of the dichlamydeous plants, comprising complete descriptions of the different orders : together with the characters of the genera and species, and an enumeration of the cultivated varieties ... the scientific names accentuated, their etymologies explained, and the classes and orders illustrated by engravings, and preceded by introductions to the Linnaean and natural systems, and a glossary of the terms used : the whole arranged according to the natural system - Don, George, 1798 -1856 (printed for J.G. and F. Rivington [etc.], 1838)

List of rare, threatened and endemic plants in Europe (1982 edition) (1983)

Preliminary draft list of plant species for inclusion in a 'Responsibility List' of European plants - WCMC (WCMC, 1989)

Synopsis plantarum; seu, Enumeratio systematica plantarum plerumque adhuc cognitarum cum differentiis specificis et synonymis selectis ad modum Persoonii elaborata - Dietrich, David Nathanael Friedrich, 1800 -1888 (B. F. Voigtii, 1839)