Bruce, M.G. & Saunders, G.W. 2016. A molecular-assisted investigation of diversity, biogeography and phylogenetic relationships for species of Neoptilota and Ptilota (Wrangeliaceae, Rhodophyta) reported along Canadian coasts. Phycologia 56(1): 36-53. doi: 10.2216/15-141.1: 49, figs 19-22
Guiry, M.D. & Guiry, G.M. 2017. Ptilota sloanii. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. Accessed 18 September 2017.