germination

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.