choroid morphology trait Bruch membrane morphology trait Any measurable or observable characteristic related to the shape, structure, color or pattern of the transparent, nearly structureless inner layer of the choroid in contact with the pigmented layer of the retina. Bruch's membrane morphology trait Henle membrane morphology trait Trait.ontology VT:0005239 lamina basalis choroidae morphology trait lamina vitrea morphology trait morphology trait of the basal lamina of the choroid morphology trait of the basal layer of the choroid vitreous lamella morphology trait