The presence of small (ca. 0.5-1.0 mm) dilated blood vessels near the surface of the mucous membranes of the palate. The phenotype is Palate telangiectasia (Human Phenotype Ontology identifier HP_0002707). Also known as: Palatal angioectasia, Palatal telangiectasia, Palate telangiectases, Palate teleangiectases, Telangiectasia of the roof of the mouth.