Source : WordNet®

endogamic
     adj 1: characterized by or fit for fertilization by pollen from
            another flower of the same kind [syn: {endogamous}]
            [ant: {exogamous}, {autogamous}]
     2: pertaining to or characterized by the custom of marrying
        only within the limits of a clan or tribe [syn: {endogamous}]
        [ant: {exogamous}]