Andersson, S., Nilsson, L.A., Groth, I., and Bergström, G. 2002. Floral scents in butterfly-pollinated plants: possible convergence in chemical composition. Bot. J. Linn. Soc. 140:129-153. |
|
Gaskett, A.C., Conti, E., and Schiestl, F.P. 2005. Floral odor variation in two heterostylous species of Primula. J. Chem. Ecol. 31:1223-1228. |
|