Eukaryota | Chromista | Harosa | Heterokonta | Oomycota | Peronosporea | Peronosporales | Pontismataceae | Petersenia
COL:CS5HF | COL:C | COL:D3MRQ | COL:D3MRV | COL:5K | COL:G3 | COL:3SH | COL:627MB | COL:6LZZ
(Chatton, 1925) Whittaker & Margulis, 1978 |  |  |  |  |  | E.Fisch., 1892 | H.E.Petersen ex P.M.Kirk, P.F.Cannon & J.C.David, 2001 | Sparrow, 1934