Sullivan, M.,
Frankovich, T.,
Ashworth, M.,
Lobban, C.
(2026).
Grunowago.
In Diatoms of North America.
Retrieved June 05, 2026, from https://diatoms.org/genera/grunowago
Araphid
Grunowago
Valves long, narrow
Longitudinal rib distinct
Transapical costae abut longitudinal rib
Striae uniseriate
Living cell with discoid chloroplasts
Species within the genus Grunowago occur primarily as epiphytes attached to marine macroalgae and seagrasses via mucous stalks. Cells are joined in branching colonies or within rosettes.
Cells are isovalvar, more or less rectangular in girdle view, and heavily silicified.
Valves are elongate (up to 700 µm) and isopolar. The valve...