@article {7388, title = {Sur l{\textquoteright}extension r{\'e}cente et les caract{\`e}res des v{\'e}g{\'e}tations {\`a} Cotula coronopifolia L. (Compos{\'e}es) des rives du Trieux}, journal = {Bull. Soc. Sci. Bretagne}, volume = {31}, year = {1958}, month = {1958///}, pages = {102 - 106}, author = {R. Corillion and C. Lollierou} } @article {7373, title = {Florule adventice de la vall{\'e}e de la Vesdre}, journal = {Bull. Soc. Roy. Bot. Belg.}, volume = {90}, year = {1958}, month = {1958///}, pages = {287 - 305}, author = {A. Vis{\'e}} } @article {6842, title = {Het geslacht Medicago in Nederland en Belgi{\"e}}, journal = {Acta Bot. Neerl}, volume = {7}, year = {1958}, month = {1958///}, pages = {90 - 123}, author = {S.J. Van Ooststroom and Th.J. Reichgelt} }