Not an accepted name (status: rejected).
The accepted name is
Dianthus costae Willk., 1878.
Dianthus algetanus subsp. costae
(Willk.) Romo, 1878
2% complete
No common name
M.Willkomm & J.M.C.Lange, Prodr. Fl. Hispan. 3: 683 (1878)
Synonyms
No known synonyms