Symptoms include red, scaly, greasy, itchy, and inflamed skin. The bark is light brown, smooth, scaly, inner bark reddish purple. Plaque psoriasis typically appears as raised areas of inflamed skin covered with silvery-white scaly skin. The skin may appear tight, reddish, or scaly. The bark is thin, scaly, and grayish brown. It has scaly grey bark on the trunk with yellowish-brown branches. Typically it results in a red, itchy, scaly, circular rash. It is deeply fissured with scaly ridges. The rashes appear red, scaly, and pustular, and is often accompanied by itch. Guttate psoriasis is characterized by numerous small, scaly, red or pink, droplet-like lesions (papules). Ichthyosis is a family of genetic skin disorders characterized by dry, thickened, scaly skin. They are generally mouse-like in appearance, but with furred, rather than scaly, tails. The ulcerative condition includes macerated lesions with scaly borders. Caimans have scaly skin, and live a fairly nocturnal existence. The branches are slightly flattened and densely populated with scaly needles.