Matskási István (szerk.): A Magyar Természettudományi Múzeum évkönyve 98. (Budapest 2006)

Bálint, Zs. ; Abadjiev, S.: An annotated list of Imre Frivaldszky's publications and the species-group and infraspecies names proposed by him for plants and animals (Regnum Plantare and Animale)

Fig. 4. Haberlea rhodopensis FRIVALDSZKY, 1835 (HNHM), FRIVALDSZKY's identification label in the lower right corner of the voucher Fig. 3. Haberlea rhodopensis FRIVALDSZKY, 1835 (HNHM), the syntypical specimen selected as lectotype by A. MEYER