Crocus boryi grows well for me outside and is certainly one of the more handsome crocus that I grow. The others you mention also grow well enough here. Quite a different crocus and one that I don't think Jane mentioned is flowering here, 2 months earlier than usual, C reticulatus. Peter (UK) On Tue, Nov 1, 2011 at 8:18 PM, Mark BROWN <brown.mark@wanadoo.fr> wrote: C.boryi has big bowl-shaped flowers whereas pulchellus is...Crocus goulimyi leucanthus was also seen but is quite unlike the others in its long tube and general shape. Crocus niveus.... Corcus boryi was very common ... I am amazed that I have not seen it in gardens before.