Contributions to the Systematic Knowledge of Chrysophthalmum montanum (Asteraceae)

In Turkey, the genus Chrysophthalmum Sch.Bip. ex Walp. is represented by 3 taxa, namely montanum (DC.) Boiss., C. dichotomum Boiss. & Heldr. and gueneri Aytaç Anderb.. herbaceous plant that grows on rock cracks limestone cliffs, in eastern southeastern regions of Turkey. this study, pollen cypsela morphology species was investigated with light microscope (LM) scanning electron (SEM). Further, previous description has been expanded. The grains are tricolporate, radially symmetrical, isopolar, shape oblate-spheroidal, ornamentation echinate-perforate. cypselae brownish, oblong, glabrous. Pappus uniseriate, 25-49 bristles, smooth, white free at base.