p. 115 - 119 LES ENTEROMORPHES DU GROUPE FLEXUOSA BLIDING SUR LE LITTORAL ROUMAIN DE LA MER NOIRE Maria Celan Institute Roumain de Recherches Marines Constanta Abstract The forms Enteromorpha belonging to the group flexuosa are represented along the Romanian shore by three subspecies of the species Enteromorpha flexuosa (WULFEN ex ROTH) AGARDH: flexuosa BLIDING, paradoxa (DILLWYN) BLIDING type II and pilifera (KUTZ.) BLIDING. The structural pecularities of the subspecies flexuosa, very common along the Romanian Black Sea coast were pointed out. The identy of this subspecies which had been previously described as Enteromorpha linza (LINNE) J.AGARDH., was defined.