Summary DescriptionAPI English: Light microscopy of Audouinella showing the fresh water red alga covered with a gametangia sprouting off. A=Gametangia. Scale bar = 0.02mm. Date 26 May 2014, 10:42:17 Source Jon Houseman and Matthew Ford Author Jon Houseman Other versions Original (unlabeled) This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Balance (Color, brightness, and contrast) and adjust background color.