Gristina, E. D., Barone, G., Bajona, E., & Gottschlich, G. (2025). Rediscovery of Hieracium scorzonerifolium subsp. divaricatum (Asteraceae), a neglected hawkweed endemic to the Pollino National Park (Southern Italy). Phytotaxa, 700(3), 295–300. https://doi.org/10.11646/phytotaxa.700.3.6