Riverbank Gentian (Gentiana affinis) 1924
Gentian (Gentiana affinis) 1915
Bottle Gentian (Gentiana saponaria) 1924
Moss Gentian (Gentiana prostrata) 1916
Ladder Gentian (Gentiana acuta) 1916
Bluegreen Gentian (Gentiana glauca) 1916
