"Class of algae, certain members of which are commonly known as stoneworts." Charophyceae A class of the Chlorophyta ( green algae) that includes the stoneworts, formerly placed in a separate phylum Charophyta. 藻类之一纲,包含一般通称轮藻的藻类。轮藻纲:绿藻门中的一纲,以前列为独立的轮藻门。