« back to search Lemna and Azolla Date April 1992 Media FormatSlide PhotographerDieter H. Wilken Location Information Country: United States Plant Information Plant(s) Pictured (Lemna) (Azolla) Primary Plant Part Leaves General Subject Subject Tags Wildflower Display Image & Format Details Decade1990s Photo OrientationLandscape Image & Format Tags Color photograph Collection Dieter Wilken Date is Processing Date Yes Index NumberSL_20842
