Peucedanum akaliniae (Apiaceae), a new species from Southern Turkey

Peucedanum akaliniae is described as a new species from Southern Turkey. It is similar to P. graminifolium, P. longifolium, P. ruthenicum and P. guvenianum. Diagnostic morphological characters are represented and compared with closely related species. It differs from related taxa by having long petioles with long fibrous collar, pinnate leaves, opposite-verticillate inflorescence, unequal rays and pedicels, number of bracts and white flowers, oblong-ovat fruit shape, dorsal vittae regularly 1-2 per vallecula and ribs, 1-3 vittae in the lateral wings and costas.