Ini nga species ginbahin ha masunod nga subspecies:[3]
- P. l. lurida
- P. l. quercicola
- P. l. russellii
- ↑ Hue in Hue (1914) Bull. Soc. Bot. France, Vol.: 14 p. 333
- ↑ Nyl. in Nylander (1857) Mém. Soc. Sci. Nat. Cherbourg, Vol.: 5 p. 109
- ↑ 3.0 3.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ LIAS: A Global Information System for Lichenized and Non-Lichenized Ascomycetes. Rambold G. (lead editor); for detailed information see http://liaslight.lias.net/About/Impressum.html and http://liasnames.lias.net/About/Impressum.html, 9 Marso 2011