Carex bohemicaCarex bohemica is a species of sedge, native to Europe, Siberia, and northern Asia to Japan, and it was introduced to Sweden. It prefers to grow in mud flats. It is called Zypergras-Segge in German.DescriptionThe sedge can reach heights of 25 to 40 centimeters long. It has simple, alternate leaves. The leaves are also linear, entire, and have parallel venation. It has flowers arranged in spikes that bloom from June to September. The sedge produces nuts.