Description: Français : Dessins de deux plantes : Pilularia minuta et Marsilea pubescens English: Drawings of two plants : Pilularia minuta and Marsilea pubescens. Date: 9 March 2014, 13:09:03. Source: http://bibdigital.rjb.csic.es/spa/Libro.php?Libro=3962&Pagina=40. Author: Durieu de Maisonneuve.