Fourty livers collected from adult rabbits of both sexes were provided for this study. The study revealed that the right branch of portal vein is distributed only in the right lobe, while the left branch supplies the left lateral, left medial and quadrate lobes as well as the papillary process. However, the caudate process recieves its separate branch from the portal vein. The work also shows that there are 5-6 large hepatic veins entering independantly into the caudal vena cava. The course and distribution of the individual veins des cribed in the test.