Acantholimon collare is a species of flowering plant in the Plumbaginaceae family described by Mogens Engell Köie and Karl Heinz Rechinger.

[1] The native range of this species is North East Iran.

[2] A phytochemical analysis from the University of Birjand found that the antimicrobial nature of compounds found in A. collare make it potentially suitable for pharmaceutical use.

[3]