abnormal lacrimal gland development abnormal lacrimal gland bud morphology MP:0013469 MPheno.ontology any structural anomaly of the single bud-like invagination of the conjunctival fornix epithelium at the temporal aspect of the eye that signals lacrimal gland formation; in mouse, the primary bud arises around E13.5 and extends caudally into the surrounding neural-crest derived periocular mesenchyme; between E15.5 and E16.5 the bud undergoes branching morphogenesis, forming both a major extra-orbital lobe and a minor intraorbital lobe