original description(ofAchnanthes deflexa var. alpestris Lowe & Kociolek, 1984)Lowe, R.L. ; Kociolek, J.P. (1984). New and rare diatoms from Great Smoky Mountains National Park. <em>Nova Hedwigia.</em> 39(3-4): 465-476, 1 pl. page(s): p. 468-469; fig. 1-5 [details] Available for editors [request]
new combination referenceJohansen, J.R. ; Lowe, R. ; Gomez, S.R. ; Kociolek, J.P. ; Makosky, S.A. (2004). New algal species records for the Great Smoky Mountains National Park, U.S.A., with an annotated checklist of all reported algal species for the park. <em>Archiv für Hydrobiologie Supplement.</em> 150(Algological Studies 111): 17-44., available online athttps://doi.org/10.1127/1864-1318/2004/0111-0017 page(s): p. 23 [details] Available for editors [request]