Sud, Gunjan. “<I>Pilosella echioides< I> (Lumnitzer) F. W. Schultz & Schultz Bipontinus (Asteraceae) a Lesser Known Taxon from Himachal Pradesh”. Indian Forester, vol. 142, no. 7, July 2016, pp. 708-, doi:10.36808/if/2016/v142i7/99343.