PAKISTAN JOURNAL OF BOTANY, cilt.30, ss.7-13, 1998 (SCI İndekslerine Giren Dergi)
Euastrum oblongum, E. verrucosum var. rhomboideum, Micrasterias americana, M. denticulata. M. rotata, Staurastrum pilosum and Spondylosium planum are. recorded for the first time from Turkey.