Oskay, D2024-07-182024-07-181179-31551179-3163http://akademikarsiv.cbu.edu.tr:4000/handle/123456789/4800Petrorhagia dubia subsp. mustafanus (Caryophyllaceae) is described as a new subspecies from Dede mountain in Soma (Manisa), west Anatolia, Turkey. Diagnosis, description, preferential habitat, distribution, conservation status, and original photographs are given, as well as a comparison with the similar P. dubia subsp. dubia is discussed.EnglishArticle