It looks somewhat like an apple, has fuzz like a peach and is somewhat elongated like a pear. Everything made of quince is strong tasting. The fruit must be frosted hard before picking. It has a definite alum after taste. Quince has a lot of pectin.
People use a little to thicken stuff like chilly.
Next three pictures are the three kinds of rose hips we make jelly out of. It is low growing. If you ever had Teaberry ice cream, this is where the natural flavor comes from. The flavor of the ice cream is highly concentrated compared to the berry. This is my favorite berry.