Riedelia
Plantae | Zingiberaceae | Riedelia
Williamriedelia
Eukaryota | Chromista | Harosa | Heterokonta | Ochrophyta | Bacillariophyceae | Coscinodiscophycidae | Biddulphianae | Hemiaulales | Hemiaulaceae | Williamriedelia
COL:CS5HF | COL:C | COL:D3MRQ | COL:D3MRV | COL:5H | COL:88 | COL:MV23K | COL:D3NBP | COL:PG9SL | COL:PG9S5 | COL:TY2CX
(Chatton, 1925) Whittaker & Margulis, 1978 |  |  |  | Cavalier-Smith, 1995 | Haeckel, 1878 | Round & Crawford, 1990 |  | Round & Crawford, 1990 | Heiberg | S. Blanco & C.E. Wetzel, 2016