Keywords: Juncus obtusiflorus Sturm12.jpg Juncus subnodulosus Schrank syn Juncus obtusiflorus Hoffm ;Original Caption Weissblumige Knotenbinse Juncus obtusiflorus Figure from Deutschlands Flora in Abbildungen at http //www biolib de 1796 Johann Georg Sturm Painter Jacob Sturm PD-old-100 metadata from image Deutschlands Flora in Abbildungen Monocotyledonae Juncus subnodulosus |