Groth, D. <br/><br/>
Caracterizacao morfologica das unidades de dispersao e das plantulas de tres especies invasoras do genero Sida L. (Malvaceae) 
 Morphological characterization of the dispersal units and of the seedlings of three weed species of the genus Sida L. (Malvaceae) 

<br/><br/><label>Subjects--Topical Terms: </label><br/>ERVA DANINHA<br/>SEMENTE