Sumpf-Schwertlilie
In 2003, a study was carried out on the chromosome sequencing of various Irises from the Siberian region of central Asia. They sequenced the rbcL gene from some Siberian Iris species belonging to different subgenera including, "Iris halophila", "Iris ludwigi", "Iris uniflora", "Iris pseudacorus", "Iris glaucescens", "Iris tigridia", and "Iris laevigata".