Silene ghahremaninejadii (Caryophyllaceae) is described as a new species to science in this article based on critical differences in certain characters of both vegetative and reproductive organs, compared with its closely related taxa, i.e. S. marschallii and S. ruprechtii. The new species has compact caudex, glabrous leaves and pedicles, cylindrical calyx without indumentums on its inner surfa...

In this study, the epilithic diatoms in the samples taken from two stations in Hazar Lake (Elazig-Turkey) between June 2015 and November 2015 were analyzed. In total, 28 taxa belonging to the diatoms were recorded during the study. The diatom taxa Cymbella (6 taxa), Navicula (4 taxa) and Nitzschia (4 taxa) were represented by the most taxa.