The genetic structure of populations of an arctic-montane herb, Saxifraga hirculus (Saxifragaceae), was analysed by means of chloroplast restriction fragment-length polymorphism. Sampled populations ...
The pollen morphology of Saxifraga nathorstii, a putative allotetraploid hybrid between S. aizoides and S. oppositifolia, is examined and the characters of the sexine pattern are found to be ...