kingdom: Plantae >
subkingdom: Pteridobiotina Britton & Brown >
phylum: Tracheophyta >
class: Magnoliopsida >
family: Boraginaceae Juss. >
subfamily: Boraginoideae Arn. >
Germany [I]; Italy; Sicily; Algeria
[1]
Roem. & Schult. In: Syst. Veg., Ed. 15bis.
[2]
Sm. (1836). In: Sibth. & Sm., Fl. Graec. 2: 52.
[3]
Decne. (1844). In: Jacquem. Voy. Bot. 122.
[4]
Ten. (1815). In: Prodr. Fl. Napol. 66.
[5]
I. M. Johnst. (1924). In: Contr. Gray Herb., Ser. 2, 73: 56.
[6]
Thomas, D. C., Weigend, & Hilger. (2008). In: Taxon 57(1): 94.