Thanks for your nice and useful comments that I always appreciate.
Yes, at the begining, everything was centered with me ;-) With your advice now I take care.
But with my glasses it is difficult in the small optical viewer of the 350D for composition...
On this one, I have hesitated for more room to the right, because of the stem.
I tried few cropping, and I prefered this picture... Perhaps not the best choice.
A wild symbol of Alps (58)