Gentiana verna is the smaller flower (picture 2)
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It is recommended to have one species per entry. Best to repeat the second picture in a new entry for comment.
The smaller flower appears to be G.verna. The larger flower is one of the trumpet gentians; probably G.acaulis but beware of G.clusii. G.acaulis has distinct green spotting inside the trumpet G clusii has little or none. G.acaulis prefers acid soils while G.clusii is usually on limestone
Lat/Lng: 47.0553, 8.4832
Gentiana verna, grew in patches. Gentiana acaulis much fewer and further apart.