Di Gristina, E., Domina, G., Gottschlich, G., Maturo, F. and Scafidi, F. 2019.

Hieracium racemosum subsp. lucanum (Asteraceae), a new hawkweed from southern Italy

. Phytotaxa. 425, 5 (Dec. 2019), 297–300. DOI:https://doi.org/10.11646/phytotaxa.425.5.5.