چكيده لاتين :
Original chromosome observations including 29 species from 19 families are reported. Of these, the chromosome numbers, for 6 taxa including, Cirsium hygrophilum (Asteraceae), Matthiola longipetala subsp. bicornis
(Brassicaceae), Dianthus orientalis subsp. nassireddini (Caryophyllaceae).Phlomis bruguieri, Salvia leriifolia, Teucrium oliverianum (Lamiaceae) are new observations. Also, new tetraploid level of n=24 for Asyneuma amplexicaule (Campanulaceae) and new diploid level of n=9 for Euphorbia microsciadia (Euphorbiaceae) are reported here for the first time.