Pterocephalus papposus, Taxa Only, Exact Match: 2 Treatments

Pterocephalus papposus			Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 68	68
Pterocephalus papposus			Saaed, Manam W. B., El-Barasi, Yacoub M. & Rahil, Rebeh O., 2021, An updated checklist and quantitative analysis of the Marmarica Plateau flora, in the north-eastern part of Libya, Phytotaxa 509 (1), pp. 1-55 : 43	43