Dalrymple, S.E. (2007) Biological Flora of the British Isles: Melampyrum sylvaticum L. Journal of Ecology, 95, 583-597.
soils
Jefferson, R.G. (2008) Biological Flora of the British Isles: Mercurialis perennis L. Journal of Ecology, 96, 386-412.
Jacquemyn, H., Brys, R., Honnay, O. & Hutchings, M.J. (2009) Biological Flora of the British Isles: Orchis mascula (L.) L. Journal of Ecology, 97, 360-377.
Jacquemyn, H., Brys, R. & Hutchings, M.J. (2008) Biological Flora of the British Isles: Paris quadrifolia L. Journal of Ecology, 96, 833-844.
Taylor, K. & Woodell, S.R.J. (2008) Biological Flora of the British Isles: Primula elatior (L.) Hill. Journal of Ecology, 96, 1098-1116.
Brys, R. & Jacquemyn, H. (2009) Biological Flora of the British Isles: Primula veris L. Journal of Ecology, 97, 581-600.
Jacquemyn, H., Endels, P., Brys, R., Hermy, M. & Woodell, S.R.J. (2009) Biological Flora of the British Isles: Primula vulgaris Huds. (P. acaulis (L.) Hill). Journal of Ecology, 97, 812-833.
Taylor, K. (2005) Biological Flora of the British Isles: Rubus vestitus Weihe. Journal of Ecology, 93, 1249-1262.
Taylor, K. (2009) Biological Flora of the British Isles: Urtica dioica L. Journal of Ecology, 97, 1436-1458.
Davy, A.J., Scott, R. & Cordazzo, C.V. (2006) Biological flora of the British Isles: Cakile maritima Scop. Journal of Ecology, 94, 695-711.